System information

C0240111-06-07-GB
23
ALARM DESCRIPTION details RESET
223
Circuit 3 fan thermal protection “as above, for circuit 3” M
224
Circuit 4 fan thermal protection “as above, for circuit 4” M
231
Circuit 1 low pressure
Low pressure detected by the
transducer/pressure switch on circuit 1
A/M
232
Circuit 2 low pressure “as above, for circuit 2” A/M
233
Circuit 3 low pressure “as above, for circuit 3” A/M
234
Circuit 4 low pressure “as above, for circuit 4” A/M
241
Transducer 1 high pressure
High pressure detected by the
transducer/pressure switch on cooling circuit 1
M
242
Transducer 2 high pressure “as above, for circuit 2” M
243
Transducer 3 high pressure “as above, for circuit 3” M
244
Transducer 4 high pressure “as above, for circuit 4” M
251
Circuit 1 start-up timeout
Possible start-up attempt with no Freon in circuit
1.
A
252
Circuit 2 start-up timeout “as above, for circuit 2” A
253
Circuit 3 start-up timeout “as above, for circuit 3” A
254
Circuit 4 start-up timeout “as above, for circuit 4” A
261
No freon in circuit 1
Possible Freon leakage in circuit 1 as the “Start-
up timeout” alarm has continued for at least 8
hours.
A
262
No freon in circuit 2 “as above, for circuit 2” A
263
No freon in circuit 3 “as above, for circuit 3” A
264
No freon in circuit 4 “as above, for circuit 4” A
271
Finned coil in circuit 1 Circuit 1 condensation coil obstructed A/M
272
Finned coil in circuit 2 “as above, for circuit 2” A/M
273
Finned coil in circuit 3 “as above, for circuit 3” A/M
274
Finned coil in circuit 4 “as above, for circuit 4” A/M
281
Insufficient evaporation pressure circuit 1
There may not be any freon in circuit 1 as the
evaporation pressure has fallen below the set
point
M
282
Insufficient evaporation pressure circuit 2 “as above, for circuit 2” M
283
Insufficient evaporation pressure circuit 3 “as above, for circuit 3” M
284
Insufficient evaporation pressure circuit 4 “as above, for circuit 4” M
301
Compressor 1 inverter temperature Compressor 1 inverter overheated A/M
302
Compressor 2 inverter temperature “as above, for compressor 2” A/M
303
Compressor 3 inverter temperature “as above, for compressor 3” A/M
304
Compressor 4 inverter temperature “as above, for compressor 4” A/M
311
Compressor 1 discharge temperature
Compressor 1 discharge overtemperature (only
for units with centrifuge compressors)
A/M
312
Compressor 2 discharge temperature “as above, for compressor 2” A/M
313
Compressor 3 discharge temperature “as above, for compressor 3” A/M
314
Compressor 4 discharge temperature “as above, for compressor 4” A/M
321
Compressor 1 low pressure
Compressor 1 suction pressure under min. (only
for units with centrifuge compressors)
A/M
322
Compressor 2 low pressure “as above, for compressor 2” A/M
323
Compressor 3 low pressure “as above, for compressor 3” A/M
324
Compressor 4 low pressure “as above, for compressor 4” A/M
331
Compressor 1 high pressure
Compressor 1 compression pressure over max.
(only for units with centrifuge compressors)
B
332
Compressor 2 high pressure “as above, for compressor 2” B
333
Compressor 3 high pressure “as above, for compressor 3” B
334
Compressor 4 high pressure “as above, for compressor 4” B
341
Compressor 1 input current
Compressor 1 current input over max. (only for
units with centrifuge compressors)
B
342
Compressor 2 input current “as above, for compressor 2” B
343
Compressor 3 input current “as above, for compressor 3” B
344
Compressor 4 input current “as above, for compressor 4” B
351
Compressor 1 rotor temperature
Compressor 1 rotor temperature over max. (only
for units with centrifuge compressors)
A/M
352
Compressor 2 rotor temperature “as above, for compressor 2” A/M
353
Compressor 3 rotor temperature “as above, for compressor 3” A/M
354
Compressor 4 rotor temperature “as above, for compressor 4” A/M
361
Compressor 1 compression ratio
Compressor 1 compression ratio over max. (only
for units with centrifuge compressors)
A/M
362
Compressor 2 compression ratio “as above, for compressor 2” A/M