PISTON COMPRESSORS Series from 2xH(23)73A323 to 2xH(2)7NG294 SCROLL Compressors Series from 2xH(20)70R753 to 2xH(20)70R943   Performance: Two compressors connected with discharge and suction collectors on two rails Cut-off valves in suction and discharge line of each compressor Gas - oil compensation system with oil inspection opening Application: Air-conditioning systems, ventilation and air-conditioning centres