Skip to the content

Megger DDA-1600 Circuit Breaker Tester





Please select an option below

Product Options

Please select a quantity

Product Details

Ideal for testing low-voltage breakers rated to 1600-ampere frame size, The Megger DDA-1600 Circuit Breaker Tester features the Model DDA-1 Digital Data Acquisition Instrumentation and Control System, providing increased control of output current and high accuracy metering of the breaker under test.


The Megger DDA-1600 can be used for verifying the ratio of current transformers and testing thermal or magnetic motor overload relays. In the series configuration, the higher voltage output of DDA-1600 permits ready use in substations for primary injection testing of high-voltage circuit breakers and protective relays.


Megger DDA-1600 Circuit breaker tester features:

  • Digital signal processing technology
  • Variable firing angle and pulse duration
  • Modular, portable design
  • Complies with NEMA AB-4 Test Guidelines