Operating The Circuit-Breaker Panel; Control Elements At The Front Side Of The Panel - Siemens NXAIR Operating Instructions Manual

Operating the circuit-breaker panel

10 Operating the circuit-breaker panel

10.1 Control elements at the front side of the panel

Fig. 48: Control elements on the panel
front of the circuit-breaker panel
39
INFORMATION
Read and understand these instructions before attempting operating works.
NXAIR / ≤ 40 kA
(1) Door to the low-voltage compartment
(2) Protection device
Locking device for the door to the low-voltage
(3)
compartment
Test sockets for busbar voltage detecting system
(4)
(type LRM) as additional component
(5) Instruction label for closing the high-voltage door
(6) High-voltage door
Opening for charging the spring energy store in the
(7)
circuit-breaker manually (covered)
(8) Spring state indicator for the closing spring
(9) Handle for opening the high-voltage door
Operating slide for opening and closing the actuating
(10) opening for racking the withdrawable
circuit-breaker / circuit-breaker truck
Actuating opening for racking the withdrawable
(11)
circuit-breaker / circuit-breaker truck
Actuating opening for inserting the double-bit key to
(12) control racking of the withdrawable
circuit-breaker / circuit-breaker truck
Mechanical position indicator for withdrawable
(13)
circuit-breaker / circuit-breaker truck
Actuating opening for operating the feeder
(14)
earthing switch
Operating slide for opening and closing the actuating
(15)
opening for operating the feeder earthing switch
Mechanical position indicator for feeder
(16)
earthing switch
(17) CLOSED/OPEN indicator of the circuit-breaker
(18) Operations counter for circuit-breaker
(19) Actuating opening for opening the circuit-breaker
(20) Actuating opening for closing the circuit-breaker
Rotary button to close and open the actuating opening
(21)
located below
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