DK50
4VR/50
NP-DK50 4VR50-11_04-2018
- 14 -
04/2018
Jumper position for DK50 4VR/50(M) and DK50 4VR/50S(M) compressors
The jumper in the compressor wiring box must be properly configured to ensure
DK50 4VR/50(M) andDK50
4VR/50S(M)
compressors operate properly. The manufacturer sets the jumper in the proper position for the
specific compressor type during production.
If the compressor is converted from
DK50 4VR/50(M)
configuration to
DK50 4VR/50S(M)
, or vice versa, the
following steps must be performed:
Prior to any maintenance or repair work, switch off the compressor and disconnect it
from the mains (pull out the mains plug).
See chapter „ WIRING DIAGRAMS“ in user manual.
Jumper and blank packaged in the wiring box
A – COMPRESSOR MODIFICATION FROM DK50 4VR/50(M) TO DK50 4VR/50S(M)
- remove jumper Z (jumper off)
remove jumper Z to eliminate the connection to terminal strip X1 (Fig. a-d)
connect the cord to socket X2 (Fig.e) / X2, X3 - DK50 4VR/50/M(NDM) (Fig.f). once the compressor
is installed in the enclosure
a
b
Z
d
c
Summary of Contents for DK50 4VR/50
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Page 10: ...DK50 4VR 50 NP DK50 4VR50 11_04 2018 10 04 2018 Fig 3 Compressor with adsorption dryer NDM...
Page 11: ...DK50 4VR 50 04 2018 11 NP DK50 4VR50 11_04 2018 Fig 4 Cabinet...
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