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General| Rated Voltage | 36 kV |
|---|---|
| Rated Frequency | 50/60 Hz |
| Operating Mechanism | Spring-operated mechanism |
| Rated Short Circuit Breaking Current | 25 kA, 31.5 kA, 40 kA |
| Rated Short Time Withstand Current | 25 kA, 31.5 kA, 40 kA |
| Rated Peak Withstand Current | 63 kA, 80 kA, 100 kA |
| Mechanical Endurance | 10000 operations |
| Rated Current | 1250 A, 1600 A, 2000 A, 2500 A, 3150 A |
| Control Voltage | DC 24 V, 48 V, 110 V, 220 V; AC 110 V, 220 V |
Explains the construction and function of the SF6 gas-filled breaker poles.
Describes the mechanical system responsible for opening and closing the circuit breaker.
Explains the step-by-step working principle of the operating mechanism.
Provides a detailed schedule for checking and maintaining the operating mechanism.
Instructions for checking and refilling the SF6 gas in the breaker poles.
Procedures for controlling gas pressure, especially for poles without gauges.
Method for checking the operating speed and time of the circuit breaker.
A table listing common faults, their causes, and recommended remedies.
Instructions for replacing the operating coils in the circuit breaker mechanism.
Procedure for replacing the micro-switches used in the circuit breaker.
Steps for replacing auxiliary contacts within the circuit breaker.
Guidance on how to replace the motor component of the circuit breaker.
Instructions for changing the damping device, noting its importance.
Procedure for removing and replacing the entire operating mechanism.
Specific steps for changing a breaker pole, including handling density gauges.
Detailed steps for adjusting the HPA operating gear.
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