Steca Xtender
Installation and Operating Instructions 723.932 Xtender V0.511 Seite 13
4.5 Connecting the battery Lead batteries are usually available in 2 V, 6 V or 12 V block types. In the majority of cases, in
order to obtain an operating voltage that is correct for Xtender usage, several batteries must be
connected in series or in parallel depending on the circumstances.
. In multi-unit systems, all Xtenders from the same system must be connected according
to the same battery bank.
The various cabling options are presented in figures 5a-5b (12 V), 5c-5e (24 V) and 6a to 6d (48
V) in appendix I of this manual.
4.5.1 CONNECTING THE BATTERY (XTENDER SIDE)
Insert the conduit glands supplied on the battery
cable before tightening the cable clamp. Crimp the
cable clamps and fasten the conduit gland on the
device. Repeat this for the second battery cable.
20
23
24
22
21
26
25
Connect the red cable (+) to the “+ battery” terminal,
and the black cable (-) to the "- battery” terminal of
the device, adhering to the order of the elements
shown in figure 1b on the side.
Unit
Fuse
XTH-2500-12
None
XTH-5000-24
300 A
XTH-6000-48
200 A
XTH-8000-48
300 A
4.5.2 INTERNAL FUSE FOR THE XTENDER
The internal fuse provides additional protection on certain models and does not preclude the
requirement for cable protection closest to the battery. (see chapter following).
The battery clamp fitted on the fuse (24) must have a diameter of M10 in order to
match the centering lip of the ceramic isolation disc (23).
The internal fuse of the equipment (26) is always installed on the positive terminal (+). It
will be fitted on the negative terminal in the event of connection of the + to the earth.