<Start-up and Safety Precautions>
1-10
IM 11M12G01-01Z1
1st Edition : Mar. 08, 2021-00
You should check local safety regulation to see if you shall install external circuit breaker. Follow
the local regulation and install if necessary.
ZR802G is protected by fuse which provides overcurrent protection of inner circuit.
Specific current and voltage ratings of fuse vary depending on power system. Use always a time-
delay fuse for 250 VAC fuse in accordance with IEC60127.
WARNING
Fuse replacement should be performed only by a qualified service personnel. See Section 1.4.
Maintenance,
Fuse.
Access to terminal and cable entry
The power supply terminals are behind the shield cover.
Guide the power cables through the gland. The terminals will accept wires of 2.5 mm
2
(14 AWG).
Always use cable finishings. For details, refer to the User’s Manual IM 11M12G01-02EN.
Power supply terminals
Connect power supply to the power supply terminals.
For details, refer to the User’s Manual IM 11M12G01-02EN.
AC power terminals
Grounding the converter
For the safety of the user and to protect the instrument against interference, the housing must
always be connected to ground. This has to be done by a cable with large cross-sectional area.
This cable can be fixed to the bottom of the housing or the internal ground connections. For
details, refer to the User’s Manual IM 11M12G01-02EN.
M4 screw
WARNING
The minimum cross sectional area of the protective grounding wire should be 0.75 mm
2
. Use
cables with a cross section of 0.75 - 2.1 mm
2
.