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Megger CB845

Circuit Breaker Test Set
This two-piece high-current test set is for testing the time delay characteristics of overload relays and molded-case circuit breakers rated up to 500 A. Additional applications include verifying the ratio of current transformers and testing ground-fault trip devices. The CB-845 features a digital memory ammeter and a digital multirange timer. Output range: 0 to 1200 A at 6 V. Instantaneous output current to 5000 A. Input voltage: 208 or 240 V, single-phase. Overload and short-circuit protection is incorporated. The test set is housed in two stackable, interlocking metal enclosures with carrying handles.
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Base Model
Standard Rental Accessories*
* Leased or Buy Used product accessories will be confirmed with quote.
  • Lead Set Timer

    Qty: 1
  • Lead Set Kit 1-Black 1-Red High Current 120A

    Qty: 1
  • Amp Fuse 0.125 250 V

    Qty: 1
  • Lead Set Current 4 ft

    Qty: 1
  • Connector Input

    Qty: 1
  • Fuse 30 A

    Qty: 1
  • Cable Interconnect

    Qty: 1
  • Dust Cap

    Qty: 2
  • Manual Instruction

    Qty: 1
  • Case Assembly with Front Cover

    Qty: 1
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