Dynamic DX Power Module PMB Installation Manual page 31

 ,QVWDOODWLRQ
306 3DUN %UDNH :LULQJ
3DUN %UDNH 5HOHDVH 6ZLWFKHV DQG 6XSSUHVVLRQ 'HYLFHV
Manually operated Park Brake release switches can be fitted as shown below, if
appropriate to the application. A suitable suppression device must be fitted across
each magnetic Park Brake to prevent generation of high voltage transients and
possible damage to the PM or the Park Brake Release Switch.
Do not connect in the manner shown below right.
Some suitable suppression devices are :
Manufacturer Motorola
3EZ39D5
3EZ36D5
1N5365A
1N5366A
26
The PM-S has only one
Drive motor and Park Brake.
The single 24V Park Brake
must be driven from both
Park Brake connectors.
Philips
BZX70C36
BZX70C39
BZT03C36
BZT03C39