https://www.frascold.it
NRH6-125-468Y
Title
Twin screw semi-hermetic compressor with built-in part-winding starting (PWS) electric motor and thermal protection probes connected to the electronic control module
Standard
•PWS (Y/YY) = 50Hz/380-420V/3Ph (60Hz/440-480V/3Ph)
•DOL (YY) = 50Hz/380-420V/3Ph (60Hz/440-480V/3Ph)
- Electric terminal box
- Control and protection electronic module INT69 FRY
- Discharge temperature sensor
- Suction flange with weld bushing
- Discharge shut-off valve
- Rotalock valve with connection for oil return piping
- Discharge check valve
- Safety valve
- Unloaded Start - Capacity control valves (only stems)
- Integrated oil filter
- Integrated oil flowswitch
- Oil injection kit (control module, solenoid valve, sight glass)
- Nitrogen charge (2bar min)
- Packaging for transport, handling and storage
Opzione
- Electric motors for various voltage supply values
- Special paint for off-shore installation
- Capacity control valves with special voltage
SI IP
Rotors 2 # 2 #
Displacement @ 50 Hz 468 m3/h [50Hz] 16 CFH [50Hz]
Displacement @ 60 Hz 561.6 m3/h [60Hz] 19 CFH [60Hz]
Compressor version [1] 2 2
Nominal Motor power 95 kW 95 kW
Motor voltage at 50 Hz [2] 400 (+/-10%) V/3/50Hz PWS V/ph/Hz 400 (+/-10%) V/3/50Hz PWS V/ph/Hz
Motor voltage at 60 Hz [2] 460 (+/-10%) V/3/60Hz PWS V/ph/Hz 460 (+/-10%) V/3/60Hz PWS V/ph/Hz
PWS partition 50-50 50-50
Capacity control (CC) step 100-75-50 % 100-75-50 %
MRA, max operating current at 400V/50Hz and 460V/60Hz 218 A 218 A
LRA, max starting current at 400V/50Hz and 460V/60Hz, PWS motor 530 A 530 A
LRA, max starting current at 400V/50Hz and 460V/60Hz, PWS motor-DOL connection 838 A 838 A
Frequency min 30 Hz 30 Hz
Frequency max [3] 70 Hz 70 Hz
Control and protection device INT69 FRY INT69 FRY
Electric terminal box class protection IP65 IP65
Maximum pressure HP 30 bar 435.0 psi
Maximum pressure LP 20.5 bar 297.3 psi
Oil type [4] POE 170 cSt POE 170 cSt
Sight glass for oil circuit Standard Standard
Solenoid valve for oil circuit Standard Standard
Discharge check valve Standard Standard
Safety valve Standard Standard
Discharge temperature sensor Standard Standard
Suction bushing (SL) mm 104 mm 104 mm
Suction bushing (SL) inch 4" 1/8 inch 4" 1/8 inch
Discharge valve (DV) inch 3" 1/8 inch 3" 1/8 inch
Net weight 736 kg 1,622.59 lb
Max Length 1258 mm 49.57 inch
Max Width 755 mm 29.75 inch
Max Height 607 mm 23.92 inch
Compressor body material Cast Iron Cast Iron
Motor version
Discharge valve (DV) mm mm mm
Note
[1] Motor version: 1 = high and mid temp. all refrigerants; 2 = low and mid temp. all refrigerants; 3 = mid temp. R134a only
[2] Other motor voltage available on request
[3] Maximum frequency depends on the working conditions: use the FSS.3 (Frascold selection software)
[4] For alternative lubricants refer to bulletin FTEC022
List of available accessories
Accessory Accessory code
Control and protection device INT69FRYL Diagnose T00EC45AD
Bridges for DOL start T00WK1200
Suction shut-off valve T00SK103920
Rubber dampers kit T00SK205200
Oil filter clogging differential pressure switch T00W3501122
Oil separator Selezionare il modello tramite software FSS3
Water oil coller Selezionare il modello tramite software FSS3
Air oil cooler Selezionare il modello tramite software FSS3
Kit with Service valve & muffler for ECO / Liquid injection T00WK1500
Abbreviation Technical data SI IP
DV Discharge valve (DV) DN80 DN80
SL Suction bushing (SL) 104mm - 4"1/8 104mm - 4"1/8
1 Return oil valve - -
2 Max. discharge temperature sensor - -
3 Low pressure connection (3) - -
4 High pressure connection (4) - -
5 Connection for ECO or Liquid injection - -
6 Oil Flow Switch (6) - -
V1 Capacity control valve (Step 1) - -
V2 Capacity control valve (Step 2) - -
V3 Capacity control valve (Step 3) - -
NP Name Plate (NP) - -
Data sheets
Previous documentation (consultation only)
Technical and product information bulletins
Use and maintenance instructions
Product brochure
Installation and start up instructions
Conformity declarations and certifications
Catalogues
Technical and usage information
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