KT-420-4 // PDF Download
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Fig. 15: ECOLINE reciprocating compressor with frequency inverter (N1), protection device CM-RC-01 and integrated safe torque off (STO),
fully equipped compressor with 3x CRII capacity control and refrigerant injection RI
Abbr
.
Component
B1
Superior controller
B2
Control unit of capacity regulator
B3
Regulator for compressor speed (with external
frequency inverter)
B4
CIC control device
B5
Winter controller (LH .. E)
B6
High pressure transmitter
B7
Low pressure transmitter
B8
Condensing pressure transmitter
B9
Optional pressure transmitter
F1
Main fuse
F2
Compressor fuse
F3
Control circuit fuse
F4
Differential oil pressure switch (scroll com-
pressor: fuse of oil heater)
F5
High pressure switch
F6
Low pressure switch
F7
Frost protection switch (evaporator)
F8
Fan protection switch (LH .. E: fan 1)
F9
Fan protection switch (LH .. E: fan 2)
F10
Fan fuse (additional fan)
F11
Fuse for CIC system
F12
Fuse of oil heater
F13
Overload protective device
F14
Overload protective device
F15
High and low pressure limiter
F16
High pressure cut-out and limiter
F17
Control transformer fuse
F18
Control circuit fuse
F24
Fuse of phase monitoring
F30
Fuse of compressor protection device or com-
pressor module
H1
Light "over temperature" (motor and discharge
gas) and "oil supply fault"
H2
Light "oil supply fault"
H3
Light "collective fault"
H4
Light "motor temperature too high"
H5
Light "CIC fault"
H6
Light "ready-to-operate"
H8
Light "frequency inverter fault"