6 | Electrical Connection
24 | 44
Instruction Manual COBRA NX 0950 A WCV_EN_en
●
Jog the motor briefly.
●
Watch the fan wheel of the motor and determine the direction of rotation just before the fan
wheel stops.
If the rotation of the motor must be changed:
●
Switch any two of the motor phase wires.
6.6
Electrical Connection of the Monitoring Devices
NOTE
In order to prevent potential nuisance alarms, Busch recommends that the control system is
configured with a time delay of at least 20 seconds.
6.6.1
Wiring Diagram Temperature Switch
Part no.:
0651 563 762
Connector:
M12x1, 4-pin
U =
≤
250 V AC/DC (50/60 Hz) ; I =
≤
1 A
Switch point:
T
trip
= 70° C
►
pin 1 + 2
1
2
4
3
2
1
T
1 = Brown ; 2 = White ;
3 = Blue ; 4 = Black
