12
12.4 Electrical connection
Attention!
The protective earthing conductor must
always be connected as first head!
The electrical connection of the switching element with locking mechanism HST-M is shown in the
following circuit diagram for:
HST-M2 Ident.-No.: 10343, 10504, 12120, 12242, 12261
HST-M3 Ident.-No.: 10555, 10335, 10818, 10985, 11029, 11196
HST-M4 Ident.-No.: 10505, 10560, 10844, 12170, 12277
Position 1:
Switch key S1 locked by locking mechanism. Switch S2 is not pressed. Switch position ON
Position 0:
Switch key is unlocked and removed from S1. S2 button pressed. Switch position OFF
terminal block X1
terminal block X2
terminal block X3
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rated operating voltage: max. 500 V
terminals 21 / 22:
terminals 23 / 24:
rated operating current: max 20 A
+24 V / 0 V DC
AC max. 230 V / 1.5 A
rated surge voltage:
max 6 kV
DC max. 60 V / 0.5 A
or 24 V / 2 A
