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Refrigeration compressor SZ175-4

Refrigeration compressor SZ175-4

Producer:
Danfoss
Line: SZ
  • Cooling capacity [kW]:
    22.18
  • Displacement [m³/h]:
    40.5
  • Refrigerant:
    R134a, R404A, R407C, R513A
  • Capacity control:
    None
  • Power supply:
    400V/3Ph/50Hz
Ask about product

Data

Technical data

Displacement
[m³/h]
40.5
Swept volume
[cm³]
233.00
Oil charge
[l]
6.20
Oil type
POE 160SZ
Internal free volume (suction)
[dm³]
31.2
Internal free volume (discharge)
[dm³]
2.5
Net weight
[kg]
104.66
Gross weight
[kg]
120.00

Electrical data

Power supply
400V/3Ph/50Hz
Maximum operating current
[A]
34.0
Locked rotor amperage
[A]
175.0
Revolutions per minute
[RPM]
2900
Motor resistance main
[Ω]
0.77

Limits

Maximum suction pressure
[bar]
25.0
Maximum discharge pressure
[bar]
34.3
Maximum suction temperature
[°C]
54.0
Minimum suction temperature
[°C]
-35.0
Maximum discharge temperature
[°C]
150.0
Minimal discharge temperature
[°C]
-35.0

Dimensions

Suction tube diameter ¹
[inch]
1 5/8
Discharge tube diameter ¹
[inch]
1 1/8
Suction valve diameter ²
[inch]
2 1/4
Discharge valve diameter ²
[inch]
1 3/4
Suction connection thread diameter ²
[inch]
2 1/4
Discharge connection thread diameter ²
[inch]
1 3/4
Diameter
[mm]
317
Height
[mm]
678
Oil equalization
3/8" Flare SAE
Oil drain
1/4" Flare

 

     1 For version with brazed connection type.
     2 For version with Rotolock connection type.

Other

Product codes
SZ175-4CAI, SZ175-4RI, SZ175-4RM
Approved refrigerants
R134a, R404A, R407C, R513A
Capacity control
None
Protection rating ³
IP54
Glass mounting
Threaded

Shipped equipment

Motor protection
Internal thermostat, ext. overload protector needed
Shipped fittings
Suction and discharge solder sleeves, rotolock nuts and gaskets
Shipped mounting
Mounting kit with grommets, bolts, nuts, sleeves and washers

     3 With cable gland.

Performance

Invalid data supplied. Correct them and try again.
Performance
Evaporation
Condensation

Cooling capacity [kW]

Evaporation temperature [°C]
Condensation temperature [°C]
 
-20
-15
-10
-5
0
5
10
30
18.55
23.13
28.62
35.11
42.71
51.51
35
17.03
21.39
26.61
32.78
40.00
48.38
58.02
40
15.47
19.56
24.46
30.26
37.06
44.97
54.08
45
17.65
22.18
27.56
33.89
41.27
49.81
50
19.78
24.68
30.49
37.30
45.22
55
21.64
26.87
33.06
40.31
60
23.05
28.57
35.09
65
19.02
23.82
29.57

Power consumption [kW]

Evaporation temperature [°C]
Condensation temperature [°C]
 
-20
-15
-10
-5
0
5
10
30
8.52
8.60
8.65
8.67
8.64
8.56
35
9.42
9.51
9.58
9.61
9.61
9.57
9.47
40
10.41
10.50
10.57
10.62
10.63
10.61
10.55
45
11.59
11.66
11.71
11.74
11.73
11.70
50
12.87
12.92
12.95
12.95
12.93
55
14.27
14.29
14.30
14.29
60
15.80
15.80
15.79
65
17.50
17.49
17.47

Application range

Legend

  • Suction gas superheating: 11 K
  • Suction gas superheating: 30 K
  • Current operating conditions

Dimensions

Downloads

EU Declaration of Conformity
Declaration, [5.3 MB]
Danfoss
07-2021
EN
Catalogue Spare parts and accessories Danfoss Commercial Compressors for hermetic reciprocating and scroll compressors
Catalogue, [2.1 MB]
Danfoss
03-2022
EN
Folder Online Grocery Solutions
Folder, [3.0 MB]
Danfoss
09-2021
EN
Application guidelines Danfoss scroll compressors In parallel installation SM/SY/SZ
Folder, [3.8 MB]
Danfoss
02-2020
EN
Application guidelines Danfoss scroll compressors SM SY SZ
Folder, [4.3 MB]
Danfoss
05-2021
EN
Instructions Danfoss scroll compressors DSH / SM / SY / SZ / SH / WSH
User manual, [1.7 MB]
Danfoss
11-2021
EN
Lubricant safety data sheet
User manual, [739.8 KB]
Danfoss
01-2020
PL
EU Declaration of Conformity
Declaration, EN, Danfoss, 07-2021, [5.3 MB]
Catalogue Spare parts and accessories Danfoss Commercial Compressors for hermetic reciprocating and scroll compressors
Catalogue, EN, Danfoss, 03-2022, [2.1 MB]
Folder Online Grocery Solutions
Folder, EN, Danfoss, 09-2021, [3.0 MB]
Application guidelines Danfoss scroll compressors In parallel installation SM/SY/SZ
Folder, EN, Danfoss, 02-2020, [3.8 MB]
Application guidelines Danfoss scroll compressors SM SY SZ
Folder, EN, Danfoss, 05-2021, [4.3 MB]
Instructions Danfoss scroll compressors DSH / SM / SY / SZ / SH / WSH
User manual, EN, Danfoss, 11-2021, [1.7 MB]
Lubricant safety data sheet
User manual, PL, Danfoss, 01-2020, [739.8 KB]

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