OPERATING INSTRUCTIONS RH 340 Electric OPeration

EMERGENCY STOP switch

The entire electrical system beginning at the output side of the circuit breaker switch is switched off by the EMERGENCY STOP switches. The electric motor wil be shut off.

Medium voltage 7.2kV is still alive at the input side of the circuit breaker switch (in control column medium voltage 6.2kV).

To switch off the whole machine from any electric power, electric power must be switched off at the power supply station where the supply cable is connected.

The battery voltage of 24V still remain, it can be switched off with the key operated switch in the control column or with the battery main switch (see "Electrical system (24V) switching on / off" and "Battery main switch").

In an emergency, actuate one of the EMERGENCY STOP switches.

The EMERGENCY STOP switches are located

 in the control column in the driver's cab (31, Fig. 2-32:),

 in the front of the 400V control cabinet in the counterweight (3, Fig. 2-33:),

 near the service lift (6, Fig. 2-34:). The pull switch is is operated by a string (5).

The electrical system can be switched on after the EMERGENCY STOP switches are activated, to do so, pull out switches (Pull switch Fig. 2-34: must be pushed in).