Abbr.
Component
F06
Fan fuse
K01
Superior controller
K01T
Time relay for part winding start or for star-
delta start
K02T
Time relay for minimum shut-off period of
compressor
M01
Compressor motor
M02
Additional fan
M11
SV for capacity regulator 1, CR1, CR+,
CRII-2 or start unloading
M12
SV for capacity regulator 2, CR2, CR- or
CRII-1
M13
SV for capacity regulator 3, CR3 or CRII-3
M20
SV for liquid line
P04
Light: oil supply fault
P05
Light: compressor fault
Q01
Main switch
Q02
Contactor for first part winding (PW) or
main contactor (Y/Δ) or compressor con-
tactor (DOL)
Q03
Contactor for second part winding (PW) or
delta contactor (Y/Δ)
Q05
Control transformer fuse
R06
Interference suppressor (if required, e. g.
from Murr Elektronik)
S01
Control switch (on-off)
S02
Reset of compressor safety chain
S03
Reset of FI
T01
Control transformer (example for 230 V,
required according to EN60204-1)
Technical documents for further information:
• KB-104 : Operating instructions Semi-hermetic reciprocating compressors BITZER ECOLINE and
ECOLINE VARISPEED
• CT-120 : Technical information Compressor protection devices
CT-120-2 // PDF Download
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