Flameproof Manual Call Points - r-stahl.com · Series MCP/BG 7.3 Installation 7.3.1 Preparation for electrical installation Removing the cover • Remove 4 screws. • Lift the MCP

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Operating instructions Additional languages www.r-stahl.com

EN

CS&

Clifford & Snell

ENENENENENENENEN

Flameproof Manual Call Points

Series MCP/BG

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Contents1 General Information ............................................................................................31.1 Manufacturer .......................................................................................................31.2 Information regarding the operating instructions .................................................31.3 Further documents ..............................................................................................31.4 Conformity with standards and regulations .........................................................32 Explanation of the symbols .................................................................................42.1 Symbols in these operating instructions .............................................................42.2 Warning notes .....................................................................................................42.3 Symbols on the device ........................................................................................53 Safety notes ........................................................................................................53.1 Operating instructions storage ............................................................................53.2 Safe use ..............................................................................................................53.3 Modifications and alterations ..............................................................................64 Function and device design ................................................................................64.1 Function ..............................................................................................................65 Technical data .....................................................................................................76 Transport and storage .........................................................................................87 Mounting and installation ....................................................................................87.1 Dimensions / fastening dimensions ....................................................................97.2 Mounting / dismounting, operating position ........................................................97.3 Installation .........................................................................................................108 Commissioning .................................................................................................189 Operation ..........................................................................................................189.1 Manual signalling device test ............................................................................189.2 Resetting the manual signalling device .............................................................199.3 Troubleshooting ................................................................................................2110 Maintenance, Overhaul, Repair ........................................................................2110.1 Maintenance .....................................................................................................2210.2 Repair ...............................................................................................................2210.3 Returning the device .........................................................................................2311 Cleaning ............................................................................................................2312 Disposal ............................................................................................................2313 Accessories and Spare parts ...........................................................................23

2 Flameproof Manual Call PointsSeries MCP/BG

General Information ENENENENENENENENENENENENENENENENENENENENENENENENEN

1 General Information

1.1 Manufacturer

1.2 Information regarding the operating instructionsID-No.: 250318 / MCP60300110Publication Code: 2018-06-12·BA00·III·en·01

The original instructions are the English edition.They are legally binding in all legal affairs.

1.3 Further documents• Data sheetFor documents in additional languages, see www.r-stahl.com.

1.4 Conformity with standards and regulationsSee certificates and EC Declaration of Conformity: www.r-stahl.com.The device has IECEx approval. For certificate please refer to the IECEx homepage: http://iecex.iec.ch/Further national certificates can be downloaded via the following link: https://r-stahl.com/en/global/products/support/downloads/.

R. STAHL Schaltgeräte GmbHBusiness Unit Lighting & SignallingNordstr. 1099427 WeimarGermany

R. STAHL Schaltgeräte GmbH

Am Bahnhof 3074638 WaldenburgGermany

Phone:Fax:Internet:E-mail:

+49 3643 4324+49 3643 [email protected]

Phone:Fax:Internet:E-mail:

+49 7942 943-0+49 7942 [email protected]

250318 / MCP603001102018-06-12·BA00·III·en·01

3Flameproof Manual Call PointsSeries MCP/BG

Explanation of the symbolsENENENENENENENENENENENENENENENENENENENENENENENENEN

250318 / MCP60300110Flameproof Manual Call Points

2 Explanation of the symbols

2.1 Symbols in these operating instructions

2.2 Warning notesWarnings must be observed under all circumstances, in order to minimize the risk due to construction and operation. The warning notes have the following structure:• Signalling word: DANGER, WARNING, CAUTION, NOTICE• Type and source of danger/damage• Consequences of danger• Taking countermeasures to avoid the danger or damage

Symbol Meaning

Tips and recommendations on the use of the device

General danger

Danger due to explosive atmosphere

Danger due to energised parts

DANGERDanger to personsNon-compliance with the instruction results in severe or fatal injuries to persons.

WARNINGDanger to personsNon-compliance with the instruction can result in severe or fatal injuries to persons.

CAUTIONDanger to personsNon-compliance with the instruction can result in light injuries to persons.

NOTICEAvoiding material damageNon-compliance with the instruction can result in material damage to the device and / or its environment.

42018-06-12·BA00·III·en·01Series MCP/BG

Safety notes ENENENENENENENENENENENENENENENENENENENENENENENENEN

2.3 Symbols on the device

3 Safety notes

3.1 Operating instructions storage• Read the operating instructions carefully.• Store the operating instructions at the mounting location of the device.• Observe applicable documents and operating instructions of the devices to be

connected.

3.2 Safe use• Read and observe the safety notes in these operating instructions!• Observe characteristic values and rated operating conditions on the rating and data

plates!• Observe additional information plates on the device!• Use the device in accordance with its intended and approved purpose only!• We cannot be held liable for damage caused by incorrect or unauthorized use or by

non-compliance with these operating instructions.• Before installation and commissioning, make sure that the device is not damaged!• Work on the device (installation, maintenance, overhaul, repair) may only be carried

out by appropriately authorized and trained personnel.

Symbol Significance

05594E00

CE marking according to the current applicable directive.

02198E00

According to its marking, the device is certified for hazardous areas.

15649E00

Input

15648E00

Output

11048E00

Safety instructions that must always be followed: The respective data must be noted and/or the safety-related instructions contained in the operating instructions must be followed for devices with this symbol!

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Function and device designENENENENENENENENENENENENENENENENENENENENENENENENEN

3.3 Modifications and alterations

4 Function and device design

4.1 FunctionApplication rangeThe MCP/BG is a single or double action emergency switch. The device is designed for use in hazardous areas and/or harsh environments. In hazardous areas the device has explosion protection for ATEX /IECEx Zones 1 and 2 for gas and 21 and 22 for dust. The device is suitable for gas group IIC and dust group IIIC.

Mode of operationThe switch is activated by breaking the frangible glass pane on the front side of the device; this provides the user with a distinct trigger signal. The device can be equipped with a number of variants and accessories.

DANGERExplosion hazard due to modifications and alterations to the device! Non-compliance results in severe or fatal injuries.

• Do not modify or alter the device.

No liability or warranty for damage resulting from modifications and alterations.

DANGERExplosion hazard due to improper use!Non-compliance results in severe or fatal injuries.

• Use the device only in accordance with the operating conditions described in these operating instructions.

• Use the device only for the intended purpose specified in these operating instructions.

6 250318 / MCP603001102018-06-12·BA00·III·en·01

Flameproof Manual Call PointsSeries MCP/BG

Technical data ENENENENENENENENENENENENENENENENENENENENENENENENEN

5 Technical data

Explosion ProtectionGlobal (IECEx)

Gas and dust IECEx BAS 08.0089XIEC 60079-0: 2011 / IEC 60079-1: 2007-04 / IEC 60079-31: 2008Ex d IIC T6 Ta -55 ... +70 °C GbEx tb IIIC T85°C Ta -55 ... +70 °C Db IP66

Europe (ATEX)Gas and dust Baseefa 08ATEX0269X

EN 60079-0: 2009 / EN 60079-1: 2007 / EN 60079-31: 2009E II 2 G Ex d IIC T6 Ta -55 ... +70 °C GbE II 2 D Ex tb IIIC T85°C Ta -55 ... +70 °C Db IP66

Certifications and certificatesCertificates IECEx, ATEX, Brazil (INMETRO), India (PESO), Russia (TS-RU)

Technical DataElectrical data

Rated operational voltage

12 to 50 V DC, 12 to 250 V AC

Switching capacity

Contact element standard: 1 change-over contact optional: 2 change-over contacts

Switch NO or NCSystem test Test key provided

Ambient conditionsOperating temperature range

-40 to +70 °C

Mechanical dataMaterial

Enclosure material glass fibre reinforced polyester (GRP)Surface finish two pack, acrylic polyurethane, various colour options

Degree of protection IP66 acc. to IEC 60529Cable entries 4 cable entries, supplied with (3x) Ex d stopping plugs and (1x) dust cap

DC 12 to 30 V 3 A30 to 50 V 1 A

AC 12 to 250 V 5 A

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Transport and storageENENENENENENENENENENENENENENENENENENENENENENENENEN

For further technical data, see www.r-stahl.com.

6 Transport and storage• Transport and store the device only in the original packaging.• Store the device in a dry place (no condensation) and vibration-free.• Do not drop the device.

7 Mounting and installationThe device is approved for use in gas explosion hazardous areas of Zones 1 and 2 and dust explosion hazardous area of Zones 21 and 22 and in safe areas.

Position of cable entries

ConnectionTerminals 7 way terminal block., 4 mm2

Earth connection provided as standardAccessories

LED status indication

optional: red LED status indication(up to 24 V DC)

Lift flap stainless steel (break glass version only)Duty label Metalised polyester, customer to specify wording / symbols

(see main picture for example)Tag label Stainless steel tag with polyester label, customer to specify max 9 characters

Resistors Customer to specify valueMounting / Installation

Assembly via holes through the back box.see operating instruction for full details

Technical Data

13952E00 16555E00 13951E00

Break glass call point Break glass call point with lift flap

Push button call point

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Mounting and installation ENENENENENENENENENENENENENENENENENENENENENENENENEN

7.1 Dimensions / fastening dimensions

7.2 Mounting / dismounting, operating position

DANGERExplosion hazard due to incorrect installation of the device! Non-compliance results in severe or fatal injuries.

• Carry out installation strictly according to the instructions and national safety and accident prevention regulations to maintain the explosion protection.

• Select and install the electrical device so that explosion protection is not affected due to external influences, i.e. pressure conditions, chemical, mechanical, thermal and electric impact such as vibration, humidity and corrosion (see IEC/EN 60079-14).

• The device must only be installed by trained qualified personnel who is familiar with the relevant standards.

Dimensional drawings (All dimensions in mm [inches]) – Subject to modifications

13953E00

MCP/BG

DANGERExplosion hazard due to improper mounting!Non-compliance can result in severe or fatal injuries.

• Only mount the device on walls or a suitable surface.• Fit the core sleeves gas-tight and only using a suitable tool.• Carefully remove or replace the components.• Carefully protect exposed joint surfaces from damage, dust and dirt.• Install end flange without applying force (without hammer and tool) in

straight alignment.

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Mounting and installationENENENENENENENENENENENENENENENENENENENENENENENENEN

7.3 Installation

7.3.1 Preparation for electrical installation

Removing the cover

• Remove 4 screws.• Lift the MCP front cover together with the middle frame.

DANGERExplosion hazard due to open holes, unused cable entries and cable glands!Non-compliance can result in severe or fatal injuries.

• Only use approved and flameproof (Ex d) cable glands.• When selecting cable entries, observe the thread type and thread size

in the component documentation.• Seal thread with non-hardening thread sealant.• Always close unused holes, cable entries and cable glands using

approved stopping plugs or plugs. Observe IEC/EN 60079-14 for this.

DANGERDanger due to energised parts! Non-compliance results in severe or fatal injuries.

• Before opening and dismounting the device, disconnect it from the power supply.

• Secure the device against unauthorized switching.

• Correct reassembly of the unit is required to ensure ingress protection to IP 66.

16563E00

1 Cheese-head screws M5 x 16

2 MCP front cover together with middle frame

3 PCB fastening screw4 PCB5 MCP base

A retaining strap is fitted between the base and front cover.

Depending on the version of the selected MCP, the PCB may or may not have to be removed during installation. Details about this can be found in the "Electrical connection" chapter.

5 4 3 2 1

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Re-assembly of the enclosure• If removed, replace PCB and screws.• Replace the front cover with the middle frame. Ensure that the retraining strap is not

pinched in.• Once the front cover is in position, tighten the outer 4 screws with a torque of 6.25 Nm.

7.3.2 Electrical ConnectionKey components

7.3.3 Circuit diagrams

The device is to be installed on a wall made from a suitable material!Comply with local directives and standards when selecting the installation location!

Correct reassembly of the device is required to ensure the degree of protection. Be cautious when replacing components and ensure the correct torque is applied, where specified.

16834E00

1 Cable connection (from left)2 Connection for switch3 LK1, LK2 and LK3 connections for

special versions4 2 PCB fastening points5 Terminal block6 Breakable lugs for independent

switch function

• MCP switch can be operated normally open or normally closed to suit different systems.

• The device can be purchased with a single or two-pin switch.• Two-pin switch can be used as standard or to switch independent

circuits.• An LED indication light is available as an optional extra.• Standard wiring configurations are listed below. If further information

is required please contact your local sales office.

LK2

LK1

LK3

N/O

N/C

Common

1

2 3 4

5

6

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7.3.4 Standard devicesSingle-pole MCP, switch normally open in standby / normally closed in alarm

Single-pole MCP, switch normally closed in standby / normally open in alarm

Two-pole MCP, switch normally open in standby / normally closed in alarm (independent circuits)

Two-pole MCP, switch normally closed in standby / normally open in alarm (independent circuits)

7.3.5 Standard devices with monitoring resistors

16835E00

1 Cable connection (from left)2 L / +3 N / -

16836E00

1 Cable connection (from left)2 L / +3 N / -

16837E00

1 Cable connection (from left)2 L / + pole 13 L / + pole 24 N / - pole 15 N / - pole 2

16838E00

1 Cable connection (from left)2 L / + pole 13 L / + pole 24 N / - pole 15 N / - pole 2

• Standard versions with monitoring resistors are only available with switch normally closed in standby / normally open in alarm.

• Resistor values are to be selected by the system designer, depending on requirements.

• The PCB has 0 ohms of resistance.• For 24 V DC systems, a minimum resistor value of 470 ohms should be

used.

LK1

LK3

N/O

N/C

Common

1

2

3

LK1

LK3

N/O

N/C

Common

1

2

3

LK1

LK3

N/O

N/C

Common

1

2

3

4

5

LK1

LK3

N/O

N/C

Common

1

2

3

4

5

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• Make sure that the LK2 connection has been removed.• In-line resistor between positions 2 & 6 – R2.• End-of-line resistor between positions 4 & 5 – R1.

7.3.6 Standard devices with LED status light

Single-pole MCP, switch normally open in standby / normally closed in alarm

• Ensure that the connector wires from switch and LED are correctly installed as per the schematic (see the following figure).

10026E00

Normal / standby1 Switch closed – end-of-line resistor

active2 N / -3 L / +4 R1 end-of-line resistor5 R2 in-line resistor

04844E00

Active / alarm1 Switch open – in-line resistor

engaged2 N / -3 L / +4 R1 end-of-line resistor5 R2 in-line resistor

There is an 820 ohm resistor which is in line with the LED. When activated, the LED together with the resistor will draw a current. On a 24 V DC system this current is approximately 30 mA.

17567E00

2

1

2

3

4

5

6

3

4

5

7

1

2

1

2

3

4

5

6

3

4

5

7

1

1a

2a

3a

4a

1

2

3

4

C

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• Remove LK1 for LED activation in alarm or remove LK2 for LED activation in standby.• Add a jumper/connection between terminals 1 and 2. Terminal 1 is the one closest to

LK3. The jumper/connection is depicted in the figure.



17655E00

C 11a234

Connector terminalRed wire for LEDBlack wire for LEDBlue wire for switchYellow wire for switchRed wire for switch

17654E00

123

Cable connection (from left)L / + N / -

17567E00

17655E00

C 11a234

Connector terminalRed wire for LEDBlack wire for LEDBlue wire for switchYellow wire for switchRed wire for switch

17645E00

123

Cable connection (from left)L / + N / -

LK2

LK1

LK3

N/O

N/C

Common

1

2

3

1a

2a

3a

4a

1

2

3

4

C

LK2

LK1

LK3

N/O

N/C

Common

1

2

3

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Two-pole MCP, switch normally open in standby / normally closed in alarm (independent circuits)




Two-pole MCP, switch normally closed in standby / normally open in alarm (independent circuits)


17567E00

17656E00

C11a22a33a44a

Connector terminalRed wire for LEDBlack wire for LEDBlue wire for switchBlue wire for second switchYellow wire for switchYellow wire for second switchRed wire for switchRed wire for second switch

17646E00

12345

Cable connection (from right)L / + L / + N / -N / -

17567E00

1a

2a

3a

4a

1

2

3

4

C

LK2

LK1

LK3

N/O

N/C

Common

1

2

3

4

5

1a

2a

3a

4a

1

2

3

4

C

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7.3.7 Standard devices with monitoring resistors and LED status light



17656E00

C11a22a33a44a

Connector terminalRed wire for LEDBlack wire for LEDBlue wire for switchBlue wire for second switchYellow wire for switchYellow wire for second switchRed wire for switchRed wire for second switch

17647E00

12345

Cable connection (from right)L / +L / +N / - N / -

• standard versions with monitoring are only available with switch normally closed in standby / normally open in alarm with LED activated.

• There is an 820 ohm resistor which is in-line with the LED. When activated, the LED together with the resistor will draw a current. On a 24 V DC system this current is approximately 30 mA.

• In standby without the LED activated, the resistance of the the PCB is 0 ohms.

• Resistor values are to be selected by the system designer, depending on the system requirements.

• For 24 V DC systems, a minimum resistor value of 470 ohms should be used.

17567E00

LK2

LK1

LK3

N/O

N/C

Common

1

2

3

4

5

1a

2a

3a

4a

1

2

3

4

C

16 250318 / MCP603001102018-06-12·BA00·III·en·01



• Make sure that the LK2 connection has been removed.• In-line resistor between positions 1 & 6 – R2.• End-of-line resistor between positions 4 & 5 – R1.

7.3.8 Earth connection

17854E00

C1a2344a

Connector terminalBlack wire for LEDBlue wire for switchYellow wire for switchRed wire for switchRed wire for LED

17542E00

Normal / standby1 Switch closed – end-of-line resistor

engaged2 N / -3 L / +

17543E00

Active / alarm1 Switch open – in-line resistor

engaged2 N / -3 L / +

16564E00

21

2

3

4

5

6

3

7

1

R1

R2

21

2

3

4

5

6

3

7

1

R1

R2

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CommissioningENENENENENENENENENENENENENENENENENENENENENENENENEN

8 Commissioning

Before commissioning, ensure the following:• Check the mounting and installation.• Enclosure must not be damaged.• If necessary, remove foreign bodies.• If necessary, clean the connection chamber.• Check if the conductors have been inserted correctly.• Check if all screws and nuts have been tightened firmly.• Check if all conductors have been clamped firmly.• Check if all prescribed tightening torques have been observed.• Check whether the bayonet lock is tightened firmly.• Make sure that the plug pin surface is not damaged.• Use only in completely mounted state.

9 Operation

9.1 Manual signalling device test

DANGERExplosion hazard due to incorrect installation!Non-compliance results in severe or fatal injuries.

• Check the device for proper installation before commissioning.• Comply with national regulations.

16565E00

• Insert the key.

16567E00

Trip an alarm:• Carefully turn the key clockwise until

the alarm is triggered.

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OperationENENENENENENENENENENENENENENENENENENENENENENENENEN

9.2 Resetting the manual signalling deviceKey components

16583E00

Test completed:• Turn the key back to its home position.

The manual signalling device is ready to be used again.

16572E00

12345AB

Mounting hinge for the frangible glass paneRecessRecessPistonLever under spring tensionPivot point for the glass panePivot point for the glass pane

CAUTIONDanger of cutting injuries due to broken glass!Non-compliance can result in light injuries.

• Wear protective gloves.

16570E00

• Remove the screws.

16567E00

• Insert the key and turn clockwise by 5°.

• Lift the front cover with the inserted key.

3

B

1

2

A

5

4

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OperationENENENENENENENENENENENENENENENENENENENENENENENENEN

16571E00

• Remove the front cover from the device.• Remove the broken glass pane.

16573E00

• Position the new glass pane carefully, as shown in the figure.

Important:• The lower edge of the glass pane

must lie on the mounting hinge.• The piston must push the glass pane

down.• The glass pane must be installed

facing in the direction that is depicted in the figure.

16574E00

• Insert the key bit through the opening in the front cover of the device.

Important:• The key bit must be in the direction of the lever home position (1).• Place the key together with the front cover onto the device.• The key is now located in the lever and the front cover is blocked by the piston.• Turn the key clockwise by 15°. The piston rises and the front cover slips onto the

device.

1

1

1

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Maintenance, Overhaul, Repair ENENENENENENENENENENENENENENENENENENENENENENENENEN

9.3 TroubleshootingIf the error cannot be eliminated using the mentioned procedures:• Contact R. STAHL Schaltgeräte GmbH.For fast processing, have the following information ready: • Type and serial number of the device• Purchase information • Error description • Intended use (in particular input / output wiring)

10 Maintenance, Overhaul, Repair

16569E00

• Remove the key.

16577E00

• Insert the screws and tighten them.

CAUTIONRisk of electric shock or malfunction of the device due to unauthorized work!Non-compliance can result in light injuries!

• Before carrying out work on the device, switch off voltage supply.• Work performed on the device must only be carried out by authorized

and appropriately trained qualified electricians.

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Maintenance, Overhaul, RepairENENENENENENENENENENENENENENENENENENENENENENENENEN

10.1 Maintenance

• Determine the type and extent of inspections in compliance with the relevant national regulations.

• Adapt inspection intervals to the operating conditions.

The following tests and measures must be carried out during regular maintenance.

10.2 Repair

Observe the relevant national regulations in the country of use.

Check Measuresthe permissible ambient temperature If exceeding the permissible ambient

temperature or falling below the device must be taken out of operation.

the enclosure components for formation of cracks and damage.

Replace the exchangeable enclosure components. If the enclosure components are non-exchangeable, the device must be taken out of operation.

its intended use If the device is not used according to its intended use, it must be taken out of operation.

if the conductors are clamped properly clamp loose conductors tightly.the cables for ageing and damage replace damaged or aged cables.

the seals for ageing and damage replace damaged, aged and porous seals and completely change enclosure components with foamed seal.

DANGERExplosion hazard due to improper repair!Non-compliance results in severe or fatal injuries.

• Repair work on the devices must be performed only by R. STAHL Schaltgeräte GmbH.

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CleaningENENENENENENENENENENENENENENENENENENENENENENENENEN

10.3 Returning the device• Only return or package the devices after consulting R. STAHL!

Contact the responsible representative from R. STAHL.

R. STAHL's customer service is available to handle returns if repair or service is required.

• Contact customer service personally.

or

• Go to the www.r-stahl.com website.• Under "Support" > "RMA form", select "Request RMA slip".• Fill out the form and send it.

Confirmation will be sent. R. STAHL's customer service will contact you. You will receive an RMA slip after speaking with customer service.

• Send the device along with the RMA slip in the packaging to R. STAHL Schaltgeräte GmbH (refer to Section 1.1 for the address).

11 Cleaning• Clean the device only with a cloth, brush, vacuum cleaner or similar items.• When cleaning with a damp cloth, use water or mild, non-abrasive, non-scratching

cleaning agents.• Do not use aggressive detergents or solvents.

12 Disposal• Observe national and local regulations and statutory regulation regarding disposal.• Separate materials when sending it for recycling.• Ensure environmentally friendly disposal of all components according to the statutory

regulations.

13 Accessories and Spare parts NOTICE

Malfunction or damage to the device due to the use of non-original components.Non-compliance can result in material damage.

• Use only original accessories and spare parts from R. STAHL Schaltgeräte GmbH.

For accessories and spare parts, see data sheet on our homepage www.r-stahl.com.

250318 / MCP603001102018-06-12·BA00·III·en·01


Documents

Flameproof Manual Call Points - r-stahl.com · Series MCP/BG 7.3 Installation 7.3.1 Preparation for electrical installation Removing the cover • Remove 4 screws. • Lift the MCP