Controls and displays
Operating Instructions
4-2
PPH25RR*** / 000
4.2
Electric controls
4.2.1
Secondary sockets
The Drive Unit PPH25RR*** is equipped with 2 x 230V / 10 A secondary
sockets with fault current tripping at 10 mA.
The secondary sockets may only be used with a neutral conductor.
Fig. 4-3
Secondary sockets
1 On / Off switch
3 Safety socket
2 Test button
4 Schuko socket
4.2.1.1
Safety socket
The safety socket has integral residual current protection and is the active
personnel safety device. The operating principle of the safety socket is the
same as that of a residual current circuit breaker.
Monitoring
The safety socket must be checked monthly during operation. The check
can be performed with or without the plug inserted, as follows:
• The switch must be in the (I) position
• Press the Test button
– the switch must switch off (0 position)
• Push the switch back into the (I) position
4.2.1.2
Schuko socket
The Schuko socket is connected and protected via the safety socket.
Information
Equipment on which the safety socket interrupts the power circuit during
operation is defective and must be checked by an electrical engineer
and, if necessary, repaired.
1
3
2
4
