Simoprime Panel | ZEZ Silko 1

Medium Voltage Enclosed Capacitor Bank

GENERARL TECHNICAL

SPECIFICATIONS OF

MEDIUM VOLTAGE ENCLOSED

CAPACITOR BANK

PROJECT:

YE CHIU NON FERROUS METAL

MAIN SUBSTATION

1920 KVAR 6-STEPS CAPACITOR BANK

OUR REF:

ENG605-TDF 0044-R0

Simoprime Panel | ZEZ Silko 2

Medium Voltage Enclosed Capacitor Bank

GENERAL DESCRIPTION

Type SIMO-CAP-12-06-1920

Description Medium Voltage Enclosed

Capacitor Bank

Rated Voltage 12kV

System Frequency 50Hz

Rated Power and Steps 1920 kVAR, 6 Steps

Insulation Level 12/28/75kV

Rated short-circuit Current 25kA/3s

Control Voltage 110VDC/30VDC

Auxiliary Voltage 230VAC

Degree of Protection for enclosure IP4X

COMPONENT LIST

Component Description Qty

Panel

Contactor

Simoprime Panel (600 x 2253 x 1860 mm)

Siemens, 3TL6, Vacuum, 12kV, 8kA,400A

7

6

Fuse Siemens, HV HRC fuse-links, 12kV, 50A, 63kA 18

Capacitor Zez Silko, 320kVar, 12kV, 50Hz, 3-phase 6

Reactor Inrush Current Limiting Reactor, 50A, 0.05mH, 12kV 6

Power Factor

Controller

Alstom, N-12, up to 12 steps 1

Simoprime Panel | ZEZ Silko 3

Medium Voltage Enclosed Capacitor Bank

PANEL

TECHNICAL DATA

Construction and Design

Partition class PM (metallic partition)

Loss of service continuity category LSC2B

Compartment accessibility (standard)

- Busbar compartment Tool-based

- Switching-device compartment Interlock-controlled

- Low voltage compartment Tool-based

- Connection compartment

- Front connection Interlock-controlled and tool-based

- Rear connection Tool-based

Internal Arc Classification

Classification IAC

Accessibility

-Front Type A

-Rear Type A

-Lateral Type A

Test Current (kA) 25

Arc duration (s) 1.0

Material

Manufacturer Simosynergy (Simoprime Manufacturer)

Mounting arrangement Indoor, IP 4X

Frame and panel material EG Steel Plate

Thickness of panels 2.5 mm

Color RAL 7035

Simoprime Panel | ZEZ Silko 4

Medium Voltage Enclosed Capacitor Bank

SIMOPRIME

AIR INSULATED

UNDER LICENSE

BY SIEMENS

PANEL DIMENSIONS and MATERIAL

TECHNICAL DATA

Dimension In mm Width, B (Contactor panel) 600

Height, H (With standard low-voltage

compartment and IAC 1.0s)

2460

Depth, T (Standard) 1860

T

H

B

Simoprime Panel | ZEZ Silko 5

Medium Voltage Enclosed Capacitor Bank

VACUUM CONTACTOR

TECHNICAL DATA

Manufacturer

Type

Siemens

3TL6, 12kV, 8kA, 400A

Description Vacuum, Indoor Type

Withdrawable with truck type

Standard IEC 60470-2000

DIN EN 60470

Degree of Protection IP00, according to IEC 60529 and DIN EN

60529

3TL6

Switching of capacitors

3TL vacuum contactors

can interrupt capacitive

currents up to 250 A up

to the rated voltage of 12

kV without restrikes, and

thus without overvoltage.

Simoprime Panel | ZEZ Silko 6

Medium Voltage Enclosed Capacitor Bank

FUSE

TECHNICAL DATA Brand Siemens

Standard IEC 60282-1 Rated Voltage Ur 12 kV

Rated Current Ir 50 A

Reference dimension e 292 mm

Diameter d 52 mm

Power losses Pv 56 W

Rated breaking current Ia 63 kA

Minimum breaking current I3 170 A

HV HRC (high voltage high

rupturing capacity) fuses are

used for short-circuit

protection. They protect

plant and equipment from

the dynamic and thermal

effects of high short-circuit

currents by interrupting them

when they occur.

Simoprime Panel | ZEZ Silko 7

Medium Voltage Enclosed Capacitor Bank

CAPACITOR

TECHNICAL DATA Brand Zez Silko

Type CPEFS 23-12/375

Standard IEC 60971-1/05

Connection 3-phase, Y

Case Material Stainless steel

Rated Voltage UN 12 kV

Rated Power QN 320 kVAR

Rated capacitance, 3x CN 8.29 (-5/+10%) uF

Frequency fN 50 Hz

Rated Current IN 18.0 A

Insulation level BIL 28/75 kV

Discharge 75V/600s (3 x 30 MΩ)

The capacitors are

designed for power

factor correction and

harmonics filtration at

medium voltage.

Simoprime Panel | ZEZ Silko 8

Medium Voltage Enclosed Capacitor Bank

DAMPING REACTOR

TECHNICAL DATA Brand ZEZ Silko

Type 3TLV 50/0.05/12

Description Inrush Current Limiting Reactor

Rated Voltage UN 12 kV

Frequency fN 50 Hz

Rated Current IN 50 A

Inductance L 0.05 mH

Installing damping reactors in

series with capacitor banks

makes it possible to reduce

inrush currents to acceptable

values for the corresponding

control device.

Simoprime Panel | ZEZ Silko 9

Medium Voltage Enclosed Capacitor Bank

POWER FACTOR CONTROLLER

TECHNICAL DATA

Manufacturer Alstom

Type N-12

Max. number of steps Up to 12 steps

Frequency 50Hz

Accuracy Class 2.5%

Degree of Protection

Protection class IP41 at panel and IP20 DIN-rail

installation

Measurements cos, P, Q, S, THD(u), temperature

N-12

Automatic power thyristor

control of low and

medium voltage

capacitor banks