ABB – PR030/B – Battery Unit for PR121/PR122/PR123 Trip Relays

The ABB PR/B is a battery unit designed for use with the PR, PR, and PR trip relay protection units in ABB low-voltage circuit breakers. It enables trip testing and parameter configuration without requiring line voltage, offering maintenance convenience and safety assurance during system setup or downtime.

Key Features:

• Model: PR/B

• Part Number: SDAR

• Function: Power supply for trip unit testing (no mains voltage needed)

• Compatibility: PR, PR, PR trip units

• Battery Type: Integrated rechargeable battery

• Mounting: Direct connection to trip unit interface

• Manufacturer: ABB SACE

• Country of Origin: Italy