Installation MACH 1040
Release
04
10/2015
33
2.3.1 Connecting the supply voltage
Hinweis: Note the permitted voltage ranges for devices with
certification type “T” (EN 50155 railway (train).
See “General technical data” on page 43.
Relevant for North America:
The torque for tightening the supply voltage terminal block on the device is
4.5 lb-in (0.51 Nm).
The terminal blocks for devices with power unit type “M” (type “L”) are coded
to prevent them from being accidently connected to devices with power unit
type “L” (type “M”).
Figure 8: Power supply unit “L”, DC voltage (see on page 43 “General technical
data”)
Connecting
1 - Supply voltage
2 - Signal contact
WARNING
ELECTRIC SHOCK
Connect only a supply voltage that corresponds to the type plate of your
device.
Failure to follow these instructions can result in death, serious injury,
or equipment damage.
1 2
Relay
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