Technical data
HGZX7/1860-4 R448A/449A
| Application | Refrigeration & AC |
| Compressor refrigeration capacity | 13.00 kW |
| Power consumption | 13.80 kW |
| Current draw (400 V) | 32.60 A |
| Mass flow | 0.065 kg/s |
at following operating condition:
| Refrigerant | R448A |
| Reference temperature | Dew point |
| Evaporating temperature | -50.0 °C |
| Condensing temperature | 40.0 °C |
| Supply frequency | 50 Hz |
| Voltage | 400 V |
| Suction gas superheat | 10 K |
| Subcooling (outside cond.) | -- K |
| Number of cylinders / Bore / Stroke | 6 / 75 mm / 70 mm |
| Displacement LP/HP 50 Hz (1450 ¹/min) 1) | 107,60 / 53,80 m³/h |
| Displacement LP/HP 60 Hz (1740 ¹/min) 1) | 129,10 / 64,60 m³/h |
| Voltage 2) | 380-420V Y/YY -3- 50Hz PW |
| 440-480V Y/YY -3- 60Hz PW |
| Winding divided into | 50% / 50% |
| Max. working current 3) | 55.0 A |
| Max. power consumption 3) | 30.0 kW |
| Starting current (rotor blocked) 3) | 175.0 / 269.0 A |
| Motor protection | MP10 |
| Protection terminal box | IP 65 |
| Weight | 291 kg |
| Max. permissible overpressure (LP/MP/HP) 1) | 19 / 19 / 28 bar |
| Connection suction line SV | 54 mm - 2 1/8 " |
| Connection discharge line DV | 35 mm - 1 3/8 " |
| Connection intercooler ON / OFF | 16 mm - 5/8 " |
| Lubrication | Oil pump |
| Oil type R404A, R410A, R448A/R449A | BOCKlub E55 |
| Oil charge | 4,5 Ltr. |
| Oil sump heater | 230 V - 1 - 50/60 Hz, 140 W |
| Dimensions
Length / Width / Height | 825 / 630 / 635 mm |
Scope of supply
Semi-hermetic six-cylinder reciprocating compressor with drive motor
Single-section compressor housing with hermetically integrated electric motor
Oil pump
Cylinder arrangement
in W
Stages divided into LP/HP at the ratio of 2:1
Intermediate
pressure mixed line mounted and insulated
Possibility of
connection of oil level controllers ESK, AC+R or CARLY
Winding protection with PTC resistor sensors and
electronic trigger unit MP 10
Oil pump cover with screw-in option for oil differential
pressure sensor DELTA-P II
Oil charge:
HGZ: BOCKlub A46
HGZX:
BOCKlub E55
Three sight glasses
Pressure relief valve
Suction and discharge line valve
Inert gas charge
Accessories
Oil sump heater 230 V - 1 - 50/60 Hz, 140 W
Liquid supercooler, expanion valve, solenoid valve,
sight glass,
filter dryer enclosed separately (extra item) for individual,
external mounting. For the function of the compressor the mounting is absolutely
necessary.
Oil service valve
Oil pressure safety switch MP54 230 V - 1 - 50/60 Hz,
IP20 4)
Liquid supercooler, expanion valve, solenoid
valve,
sight glass, filter dryer
attached directly to the
compressor,
lined and insulated
Oil differential pressure sensor DELTA-P II 220-240 V -
1 - 50/60 Hz 5)
Thermal protection thermostat per cylinder cover
6)
4 anti-vibration pads enclosed
Special voltage and/or frequency (on request)
Notes
| 1) | LP = Low
pressure
MP = Middle pressure
HP = High pressure |
| 2) | Tolerance (± 10%)
relates to the mean value of the voltage range. Other voltages and current types
on request
All data are based on voltage rms values
PW = part
winding, motors for part winding starting
(no start unloaders required)
Designs for Y/D on request |
| 3) |
- The stated value for the max. power consumption is valid for the adjusted
power supply.
- Take account of the max. operating current / max. power
consumption for designing motor contractors, feed lines, fuses and motor
protection switches. Motor contractors: Consumption category
AC3. |
| 4) | Enclosure |
| 5) | Enclosure (screw-in part mounted) |
| 6) | Mounted |