ECH 200 BD
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16.4 Water-water Chiller 2 compressor
SYMBOL ELEMENT CONNECTION
COND condenser
EV evaporator
AFR a secondary circuit anti-freeze resistance NO5 (TK)
AFR b primary circuit anti-freeze resistance NO4
HPS a high pressure switch ID1
LPS a low pressure switch ID2
TS a compressor 1 thermal switch ID3
TS b compressor 2 thermal switch ID4
TS thermal switch
ST a secondary circuit anti-freeze probe AI3
ST b primary circuit inflowing water probe AI1
ST c primary circuit outflowing water probe AI2
FS a primary circuit flow switch ID5
COMP a compressor 1 NO1
COMP b compressor 2 NO3
WP a primary circuit water pump NO2
OCW outflowing cold water
IW inflowing water
OHW outflowing hot water
IW
OHW
COND EV AFR b
COMP a
TS a
HPS a LPS a
WP a
TS
FS a
OCW
IW
ST b
ST c
ST a
AFR a
COMP b
TS b
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