Studer Innotec SA
Xtender
User manual
V4.6.0
15
Pos. Denomination
Description
Comment
17
Connection for supplementary
protective earth.
This connection can also be used as
principal protective earth. See sect.
3.6.1– p. 11.
18
INPUT LIMIT
Rotating knob to adjust the
input current limit
Only in XTS model. For other models, see
sect. 7.2.2 – p. 27.
19
OFF/ON
S/Boost
Activation of source assistance
"Smart boost" function
Only in XTS model. For other models, see
sect. 7.2.2.4 – p. 28.
20
OFF/ON
UPS
Setting of sensitivity of the
detection of AC input loss:
OFF=tolerant / ON=Fast
Only in XTS model. For other models, see
section. 7.2.1 – p. 27.
21
16A
AC input protective device: Only on XTS model. This protective device will
trip in case of excessive load when the XTS is connected to an
unprotected source higher than 16A.
It can be reset after removing the default downstream (load too high) and
upstream (source greater than 16A. (check the unit is connected thru an
upstream protective device (fuse or circuit breaker) max. 16 A.
3.6.5
Tightening torque
The tightening torque of different connection points should be checked regularly, especially in
installations exposed to strong vibrations (mobile systems, vehicles, boats,…). The table below states
the recommended tightening torques for each connection:
Location
XTH
XTM
XTS
AC connector
1,6 Nm,
with the exception of AC-Out for
XTH 8000-48 : 4Nm
1,6 Nm
to clip on
DC screw
10 Nm
10 Nm
4 Nm
Exterior (only XTS)
-
-
5 Nm
3.6.6
Max permissible cable cross-sections
The cable cross-section should be defined according to the information in chap. 4.5.1. The max
permissible cable cross-section for each device is defined by the size of the corresponding cable gland,
which is indicated in the below table:
XTH
XTM
XTS
Max Section AC [mm2]
/ Cable gland
10, 25 for XT 8000 /
PG21
10 / PG21
4 / PG16
Max Section DC [mm2]
/ Cable gland
95 / PG21
95 / PG21
35 / PG16
Max section auxiliary relay
/ Cable gland
2,5 / PG13.5
2,5 / PG13.5
2,5 / no cable gland
(ARM-02)
