DUNPHY COMBUSTION LTD.

Queensway Rochdale England

OL11 2SL

DATA SHEET

Model: B1 Duplex Booster Revision Date: September 2015

Output: Up to 500m³ (Natural Gas)

Revision Number: DS.B1-D.07

Supplied to our standard specification, complete with:

Inlet and outlet gas pressure switch (inlet pressure switch with

hand re-set facility)

Motor starter

Indication lamps

Set anti vibration mountings

Flexible connections for inlet and outlet

Variants can be made to accommodate other fuels, such as

biogas

Vertical duplex booster option for space saving

2

DS.B1-D.07

BOOSTER DIAGRAM

3

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VERTICAL BOOSTER DIAGRAM

4

DS.B1-D.07

BOOSTER GRAPH – NATURAL GAS

5

DS.B1-D.07

BOOSTER GRAPH – BIO GAS

6

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BOOSTER GRAPH – TOWNS GAS

7

DS.B1-D.07

STANDARD SPECIFICATION DATA

BOOSTER TYPE PRESSURE LIFT VOLUME

B1 - Single Up to 42mb 0 – 500 m³ / hr

BOOSTER MODEL MOTOR SIZE RUNNING CURRENT STARTING CURRENT VOLTAGE Ph. Hz.

B1 - .55A .55kW ¾h.p. 1.3 amp 1.3 amp 380/420 3 50

B1 - .75A .75kW 1h.p. 1.8 amp 1.8 amp 380/420 3 50

B1 - .75B .75kW 1h.p. 1.8 amp 1.8 amp 380/420 3 50

B1 - .75C .75kW 1h.p. 1.8 amp 1.8 amp 380/420 3 50

B1 – 1.1B 1.1kW 1.5h.p. 2.4 amp 2.4 amp 380/420 3 50

B1 – 1.1C 1.1kW 1.5h.p. 2.4 amp 2.4 amp 380/420 3 50

B1 – 1.1D 1.1kW 1.5h.p. 2.4 amp 2.4 amp 380/420 3 50

Standard Booster Specification Booster body – Cast Iron Booster mounting plate – Cast Iron Grade … Motor mounting plate – Cast Iron Booster shaft – Steel EN 35 Bearings – Sealed C2 Booster impeller – Aluminium or steel ‘O’ ring seals – Viton Specification for Biogas Units Booster body – Cast Iron Booster mounting plate – Cast Iron Grade … Motor mounting plate – Cast Iron Booster shaft – Stainless Steel EN 306 Bearings – Sealed C2 Booster impeller – 306 Stainless Steel Retaining screws – 306 Stainless Steel ‘O’ ring seals – Viton

8

DS.B1-D.07

VARIABLE SPEED KIT As an option all boosters in this range can be fitted with variable speed drives to minimise electrical consumption and noise, these kits comprise:

Variable speed drive supplied loose for wall mounting to IP 54

Pressure transducer

Set point pressure controller

Zelio switch-over system from booster 1 to booster 2 and vice-versa

CODING METHOD

WORKS SERVICE AND MAINTENANCE Dunphy Combustion operate a global network of service and technical support for its products, as well as supporting a number of distributors and local service companies. It is essential that all boosters are periodically inspected and tested by a qualified and suitably trained engineer. Any replacement components such as rotating units, gas pressure switches must only be carried out by suitably trained and qualified personnel.

Dunphy Combustion Ltd. has a policy of continuous development and reserve the right to change prices and specifications without prior notice

BOOSTER SERIES [B]

BOOSTER SIZE [1 or 2]

DRIVE RATIO [A D G K B E H C F J]

MOTOR (KW) [.55 .75 1.1

1.5 2.2 3 4]

B 1 .55 A

= B155A BOOSTER