32
C6.1.6/0117-1017/E
3.2.4 Electrical protection standard (protection class)
▪
Units: IP class IPX4.
▪
Scroll compressors up to ZX51: IP21 according to IEC 34.
▪
Fan: IP44 according to IEC 34.
▪
Solenoid valve coils: IP65 according to DIN 43650.
3.2.5 Main fuses
WARNING
Isolating switch "On"! Danger of electric shock!
Before changing the fuses,
turn off the isolating switch to de-energize the unit.
Follow the steps described hereunder to replace the main fuses:
Figure 20: Replacement of the fuses
Unit
Fuse size
Fuse range
Ident number
ZXME020E to ZXME040E-TFD
ZXLE020E to ZXLE040E-TFD
ZXDE030E to ZXDE060E-TFD
3 × Fuse 10×38
12A
3200810
ZXME050E to ZXME075E-TFD
ZXLE050E to ZXLE075E-TFD
ZXDE075E-TFD
3 × Fuse 10×38
16A
3200821
ZXME020E to ZXME030E-PFJ
ZXLE020E to ZXLE030E-PFJ
1 × Fuse 10×38
20A
3200832
ZXME040E-PFJ
1 × Fuse 10×38
25A
3200843
Table 28: Main fuses sizes and range
3.3 Refrigeration piping connections
3.3.1 Refrigeration piping installation
WARNING
High pressure!
Risk of personal injury!
The units are pressurized with dry
air. Be careful when opening connections on a pressurized item.
WARNING
Low surface temperature! Danger of frostbite!
The liquid line should be
insulated with 19 mm insulation thickness. Temperature could be as low as
–15°C.
Pull off the grip with a
screwdriver
Pull the grip again by
hand to open the fuse
holder
As the fuse holder is
open, the fuses can
be replaced
