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General| Frame Size | E1B |
|---|---|
| Poles | 3, 4 |
| Rated Voltage | 690 V |
| Number of Poles | 3, 4 |
| Standards | IEC |
Instructions for connecting the circuit-breaker to the power circuit, including terminals and busbars.
Guidelines for making earth connections and wiring auxiliary circuits.
General steps and checks required before putting the circuit-breaker into service.
Guidance on operating and using the circuit-breaker's controls and functions.
Detailed steps for manual and electrical closing, opening, and racking operations.
Specific operations and checks to be performed during maintenance.
Troubleshooting guide for common operating anomalies and faults.
Comprehensive troubleshooting guides for PR121/P, PR122/P, and PR123/P units.
Critical safety information and warnings regarding the use of protection releases.
Detailed technical specifications of the PR123/P release.
Steps for putting the PR123/P release into service, including connections and tests.
How to operate and manage the PR123/P release during service.
Explanation of alarms, signals, and troubleshooting procedures for the release.
Detailed description of the PR120/V measuring module's features and operation.
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