Danfoss BOCK HG88e Operating Manual page 23

5
Θ
Θ
Θ
vio bn
Θ
BT2
Θ
BT3
FC1.1/1.2 Motor protection switch
FC2 Control power circuit fuse
INT69 G Electronic trigger unit INT69 G
KF1 Delay relay for contactor switch over
QA1 Main switch
QA2 Mains contactor
Δ-contactor
QA3
D/S INT69 HG88
QA4 Y-contactor
SF1 Control voltage switch
© Danfoss | Climate Solutions | 2023.10
6 7
QA2 QA4 KF1
QA4
QA2 QA3
P>
BP2
bu gr pk og
DANGER
DELTA- P II
8
KF1
QA3
QA4
KF1
P
BP3
BT4
Explosion risk!
Electronic trigger INT69 G at HC
and LG compressors has to be in-
stalled outside any danger area!
See also chapter 7.9.
BOCK COMPRESSORS
9
L1.1
L2.1
L3.1
L1.2
QA2
N
PE
EB1
=
+
Bl.
6.d
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GB
F
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Ru
6.d
Bl.