12kV Load Break Switch

12kV Load Break Switch

MAIN FEATURES OF MAX LBS

u0001 Very High Operating Reliability

u0001 Simple Maintenance and Inspection

u0001 High Dynamic and Thermal Strength

u0001 Tested in CPRI as per IS-9920/IEC62271-2002

u0001 Special Bottle Arc-chutes

u0001 Current Interruption without visible arcs

u0001 Simple Driving Mechanism

MXLBS12 12/630



Rated Voltage: 12kV

Rated Frequency: 50 Hz

Rated Current: 630 A

Rated Peak Current: 80 KA

Rated Short time current / 1 sec.: 31.5 KA

Rated Making Current: 80 KA

Rated Breaking Current: 630 A

The salient feature of MAX LBS is its ability to permit

load connections even under a short circuit conditions

without danger to the operating personnel. It complies

with IEC, VDE and IS Standards.

A high speed (snap action) make and break ensures a

fast switching action and the very special design of arc

chutes having excellent extinguishing properties for both

high and low currents. Suitability of mounting in

horizontal or vertical plane etc. proves the versatility of

these switches.

MAX 12 Load Break Switches in 11kV 630/1250A can be offered with pole

distances of 150mm or 210mm in the following configuration.

1. Basic ON/OFF Switch - Quick make, Quick Break

2. Switch with mechanical tripping and shunt trip assembly

3. Switch with fuse base

4. Switch with fuse base and mechanical tripping feature

5. Switch with fuse base, earth switch, mechanical tripping and shunt trip

assembly