Depot CP Buffer Zone Contactor Panel 2kA 750V DC East London Line New Cross Depot
L.C. SWITCHGEAR LTD.
+44 (0)1273 770540

Depot CP Buffer Zone Contactor Panel 2kA 750V DC East London Line New Cross Depot

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Depot CP Buffer Zone Contactor Panel 2kA 750V DC East London Line New Cross Depot

Application – On Load

Isolation and/or switching of high power circuits, where a high short circuit withstand and high voltage isolation is required. Used at New Cross Depot for buffer zone switching in the Depot road for the Wheel Lathe. The Buffer zone panel is based on the CTS and built to comply with the principles of NR/SP/ELP/21025

Contactor

Type CBC 71 - Load break two pole Contactor

No of Poles 2

Voltage 1000 Volts DC

Current 2000 Amps

Switches

(1-0) Manual - Off load, two position isolating switch 2 pole 1500 Volts DC 2500 Amps

(Lockable maintenance switch, these switches can be used to isolate the Buffer Zone panel for Maintenance)

Features

IP55

Protected for external use

Anti-Graffiti Paint Finish (RT98-RT/CE/S/039)

100mm Electrical Clearance

Fully Isolated 230 V AC ±10%, 50 Hz, single phase 3.5A

Anti-Condensation Heaters thermostat controlled to operate at 10ºC and below

Installation

Plinth mounted, cable entry via insulated split gland plates

Cubicle Construction

Material 3 mm sheet steel hot zinc sprayed

Finish - Internal Painted - white anti-condensation paint

Finish - External Painted Light Grey BS381C Semi-Gloss Shade 631 Anti-Graffiti paint

Cabling

Traction Positive Incoming 2 x 1000mm2 Aluminium cable

Traction Positive Outgoing 2 x 1000mm2 Aluminium cable

Traction Negative 2 x 240mm2 Copper cable

Buffer Zone Control Panel

The Buffer Zone Control Panel controls the switchgear to the electrical buffer zone at New Cross Gate Depot. The buffer zone maintains electrical isolation between negative traction return running rails and the earthed rails in the wheel lathe. The Buffer Zone Control Panel displays switchgear status, controls the correct switching sequence, and interfaces with the depot protection system

Features

IP54

Resistance to Mechanical Impact IK 10

Cubicle Construction

Material Hot press moulded, glass reinforced polyester (GRP)

External Finish Grey RAL 7032

Electrical Supply

Voltage 230V AC 50Hz

Max load 2500 VA

Control supply isolation level 5kV

 

 

 

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