ABB Vzduchové jističe EMAX E1-E6 Montážní návody a manuály (03)

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Vydal: ABB s.r.o, ELSYNN Autor: ABB ELSYnn

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17/158 . 27 Model 2234 Apparatus Scale L 2778 Doc-No' 1SDH000460R0002 Page No. Fig. When there shunt closing release, the operation can carried out remotely means the special control circuit. Fig. The geared motor automatically reloads the springs after each closing operation until the yellow indicator appears (6, Fig. When there shunt opening release, the operation can also carried out remotely means the special control circuit. is, any case, always possible complete the reloading operation manually. The special indicator (3) changes indicate "I" signal that the circuit-breaker has closed. 26 | CLOSED e © s :----------------------------------- r - 1 1 - J d) pening the circuit-breaker For manual opening the circuit-breaker, press pushbutton "O" (1). Opening having taken place signaled the letter "O" appearing the indicator (3). 25). Even with the closing springs unloaded, the operating mechanism retains enough energy for the opening operation. a) anual loading the closing springs - Make sure that the indicator (3) shows "O" (circuit-breaker open) - Make sure that the indicator (6) WHITE (springs unloaded) - Repeatedly activate the lever (2) until the indicator (6) changes its color YELLOW b) lectrical loading the closing springs The electrical loading the circuit-breaker possible when the following accessories (supplied request) are present: - geared motor for automatic loading the closing springs - shunt closing release - shunt opening release. For manual closing, press the pushbutton (5) marked with the letter "I". c) losing the circuit-breaker The operation can only carried out with the closing springs fully loaded. When the power is cut off during loading, the geared motor stops and automatically starts reloading the springs again when the power returns. Furthermore, the indicator the state the springs (6) goes the WHITE position. The geared motor, if any, immediately starts the automatic spring reloading operation.7.2 Circuit-breaker closing and opening procedures The operation the circuit-breaker can either manual electrical