Siemens 8BT2 Installation And Operating Instructions Manual page 21

Double bit key with a diameter of 5 mm for releasing and
interlocking the withdrawable part
Operating lever for the feeder and the busbar earthing
switches
Hand crank for racking the switching device truck in and out
Hand crank for manual charging of the circuit breaker's
closing spring in SERVICE position
Lower shutter opening tool
Operating lever for the withdrawable voltage transformers
mechanism
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881-4027.9 * INSTALLATION AND OPERATING INSTRUCTIONS 8BT2 * Revision 04