Endurance Test Apparatus for MCB and Isolator

The endurance test apparatus 6 amps to 100 Amps, as per any one rating at a time. The system consists of following three parts:

Control panel
Load bank
Test stand

Functional Specification
Maximum capacity: As per rating

CosΦ: 0.5 to 0.9

Power factor meterAmp. Meter.

Volt meter:
Loading: Resistive & inductive load­ing from 6a to 100 A cont. Variables ammeter, voltmeter and power factor meter
Mechanical arrangement: Pneumatic cylinder PLC. control for setting the duration from 1 sec/ 14 sec, 2 sec / 28 sec

Counter: 1 nos. 6 digit: system consists of alarm in case of open/close. Counter meter circuit or weld of contact point.

Load
Air cored inductor with taps and resistor bank, to obtain all test currents from 6 a to 100 A at 0.875 pf.
Duty cycle 1 sec./14 sec. & 1 sec./29 sec. (rating based) OR as per requirement.

Test Stand

Test stand will have electro-pneumatic mechanism for operation fitted with 24V DC solenoid valve & flow controls, for one device at a time.