• Light Weight, Portable Primary Injection Test Instrument
• Overcurrent Relay Testing
• Ground Fault Performance Testing for NEC 230.95
• Circuit Breaker Testing

The Megger MS-2A test set is used around the world by several thousand utility companies, industrial plants and electrical service organizations.

Model MS-2A is a self-contained test set that incorporates a variable high-current output and appropriate control circuitry and instrumentation for testing thermal, magnetic or solid-state motor overload relays, molded-case circuit breakers, ground-fault trip devices and overcurrent relays.