64
1
Z E N ITH Z TG ( D/C T ) T-S E R I E S 16 0 0 -3 0 0 0 A
—
5.3 Auxiliary power supply module
—
Fig. 5.7 Signals of auxiliary power supply module OXEA1
When connected to a 12-24 Vdc source,
the auxiliary power supply module, type
OXEA1, supplies power to the external
Ekip-modules, HMI and main control unit.
It is supplied by external supply, for exam-
ple from generator battery or from iso-
lated transformer connected to the main
power circuit. Powering product only with
Auxiliary power supply module limits
some operation functions of the main
control unit, for example: Operation of
the main switch contacts is not possible.
Connections are push-in spring terminals,
no tool is required.
For external wiring, cable cross section;
AWG 22-16 / 0.5-1.5 mm
2
.
5.3.1 Electrical characteristics
The following table lists the electrical
characteristics of OXEA1:
5.3.2 LED indications
Module
OXEA1
Power supply input
voltage
12 - 24 V DC ± 10 % SELV
Nominal power
consumption
5 - 12 W
Inrush current
Maximum 2 A
—
Table 5.1 Electrical characteristics of
auxiliary power supply module OXEA1
LED
Indication
Description
Power LED,
green
On, fixed Power is connected
to the input of the
module.
Off
Power is not
connected.
—
Table 5.2 Indication / auxiliary power
supply module OXEA1
—
Fig. 5.6 Auxiliary power supply module, type OXEA1, is
needed when Ekip Signalling, Com and Link -modules
are mounted to automatic transfer switch OX_
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