AC-PRO Time current curves for system coordination with GE ECS, SST and Siemens / Allis-Chalmers Static-Trip II and Models-1A trip units.

AC-PRO Trip Unit Coordination Curves:

• AC-PRO Overload Time Current Curves

• AC-PRO Ground Fault & Unbalance Time Current Curves

• AC-PRO - QUICK-TRIP Time Current Curves

Other useful data to convert settings from older style electronic trip units to the AC-PRO:

• STATIC-TRIP II Delay Band Conversion Chart to AC-PRO

• ECS & SST Direct Replacement Trip Unit Conversion to AC-PRO

ZERO-Hertz DC Trip Unit Coordination Curves:

• Zero-Hertz DC Trip Unit.

Tired of doing a lot of calculations when hi-current testing? This downloadable chart is a concise reference that shows the Expected Trip Time, Min Trip Time and Max Trip Time for all Long-Time Delay Bands at a variety of different hi-current injection test values.

• I'm Really Handy! Download Me Now: Trip Time Chart