Megger MS2A Circuit Breaker and Overcurrent Relay Test Set

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Megger MS2A Circuit Breaker and Overcurrent Relay Test Set
  • Application

  • The Megger MS2A tests thermal, magnetic or solid-state motor overload relays, molded-case circuit breakers, ground-fault trip devices and overcurrent relays in utility companies, industrial plants, etc.
  • Key Features

  • Primary Injection Test Instrument
  • Light weight and portable
  • Overcurrent Relay Testing
  • Ground Fault Performance Testing for NEC 230.95
  • Circuit Breaker Testing

Specifications
Input Voltage 120 or 240 V, 1φ, 50/60 Hz (user must specify)
Output ranges Output is continuously adjustable in four ranges:
0 to 5 A at 120 V max.
0 to 25 A at 24 V max.
0 to 120 A at 6 V max.
0 to 240 A at 3 V max.
Ammeter display 3½ digit, extra-bright LED display with 0.3 in. (7.62 mm) numerals
Operating modes Memory or Normal - switch selected
Ranges 0 to 1.999/19.99/199.9/750 A (switch selected)
Continuous accuracy
(overall ammeter system)
± 1% of reading, ± 1 digit on three high ranges
± 1% of range, ± 1 digit on low range
Timer Solid state, digital, with crystal controlled oscillator
Timer Display 5-digit, extra-bright LED display with 0.3 in. (7.62 mm) numerals
Ranges (switch-selected) 0 to 99.999 s
0 to 999.99 s
0 to 99999 cycles
Accuracy ± 0.005% of reading, ± 1 digit
Dimensions 9.9 H x 14 W x 11 D in.
(25 H x 35 W x 28 D cm)
Weight 33 lb (15 kg)