Electrical Test Equipment For Substation & Protection Relay Testing
Products: Primary Injection: LET-2010-RD
Primary Current Injection Test Set with Built-in Ammeter and Timer
The LET-2010-RD is designed to perform primary tests that are necessary in substations commissioning.
It allows to perform with sufficient power, all the primary current injections to test the proper function and wiring of all the elements that compose the protection and measuring section in a substation.
A built-in ammeter and a timer gives the information about the current value and the operation time of the relay or breaker under test.
CHARACTERISTICS
Permanent current up to 2000 A, 6 KVA in 3 Ranges.
Made up of two units, control and power units.
Thermal and shortcircuit protection.
Built in digital ammeter 0.5% accuracy.
Built in digital timer resolution 1 ms.
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LET-2010-RD Applications:
Primary injection tests.
Test of measurement and protection transformers.
Direct and motor overload relay test.
In general, primary injection tests the complete loop, such as current
transformer cables, protective relays, and circuit breakers.
Test of the I/T curve in primary current relays test.