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Evaporating units

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  We provide unit coolers that are a critical component of Cold Room solutions. These have easy-to-use and convenient defrosting systems at sub-zero temperatures. They are designed to occupy minimum space while housing powerful fins and a superior quality cooling coil that deliver maximum performance – every hour, every day!  

Evaporating Units
Portable Cooling Unit
  • Description
  • Specifications
  • Range

The heart of the refrigeration system is a high quality, efficient and effective evaporating unit comprising of

  • An evaporator coil
  • Sheet metal components
  • Fans
  • Expansion device
  • Defrost apparatus

The range of refrigeration evaporator units is very exhaustive consisting of capacities from 25kW to 65kW & temperatures ranging from 22oC to -55oC.

Salient Features of Refrigeration Evaporator Units

  • Superior quality cooling coil.
  • Proper sizing for efficient cooling.
  • Proper fin spacing.
  • Imported IG-CU pipes with proper joining and brazing system.
  • Fans with required CFM, premium and safety – inbuilt features.
  • Defrosting arrangements: 0oC with no defrost required except air defrost with thermostat; with electric and hot gas defrost systems in negative temperature applications.
Positive Series Data
Negative Series Data

POLFROST IDU & CDU TECHNICAL SPEC

Package
Power Requirement
V/ph/Hz
Kw
Compressor
Displacement (m³/h)
Defrost type
ED
HGD
Refrigerant
CDU Details
MODEL NO
L
H
Row
Fan n x Ø mm
IDU Details
MODEL NO
L
H
W
Row
Fan n x Ø mm
CFM (m³ x h)
PackageS1TP
Power Requirement 
V/ph/Hz400-1-50
Kw1.74
CompressorKCJ 513
Displacement (m³/h)5.2
Defrost type 
HGDN.A
EDN.A
RefrigerantR 22
CDU DetailsRCS1
MODEL NO 
L750
H540
Row2 Rows
Fan n x Ø mm1 x 350 mm
IDU Details 
MODEL NO 
L865
H425
W405
Row3 Rows
Fan n x Ø mm1 x 300 mm
CFM (m³ x h)1074
PackageS1ATP
Power Requirement 
V/ph/Hz400-1-50
Kw2.02
CompressorCR 22
Displacement (m³/h)7.1
Defrost type 
HGDN.A
EDN.A
RefrigerantR 22
CDU DetailsRCS1A
MODEL NO 
L750
H540
Row3 Rows
Fan n x Ø mm1 x 350 mm
IDU Details 
MODEL NO 
L1245
H420
W405
Row3 Rows
Fan n x Ø mm2 x 300 mm
CFM (m³ x h)2148
PackageS2TP
Power Requirement 
V/ph/Hz400-1-50
Kw2.48
CompressorCR 30
Displacement (m³/h)9
Defrost type 
HGDN.A
EDN.A
RefrigerantR 22
CDU DetailsRCS2
MODEL NO 
L750
H540
Row3 Rows
Fan n x Ø mm1 x 350 mm
IDU Details 
MODEL NO 
L1245
H420
W405
Row4 Rows
Fan n x Ø mm2 x 300 mm
CFM (m³ x h)2148
PackageS3TP
Power Requirement 
V/ph/Hz400-1-50
Kw3.82
CompressorCR 42
Displacement (m³/h)12.5
Defrost type 
HGDN.A
EDN.A
RefrigerantR 22
CDU DetailsRCS3
MODEL NO 
L900
H700
Row3 Rows
Fan n x Ø mm1 x 450 mm
IDU Details 
MODEL NO 
L1325
H585
W500
Row3 Rows
Fan n x Ø mm2 x 450 mm
CFM (m³ x h)6018
PackageS4TP
Power Requirement 
V/ph/Hz400-1-50
Kw5.58
CompressorZB 45 KQ
Displacement (m³/h)17.1
Defrost type 
HGDN.A
EDN.A
RefrigerantR 22
CDU DetailsRCS4
MODEL NO 
L900
H700
Row4 Rows
Fan n x Ø mm1 x 450 mm
IDU Details 
MODEL NO 
L1325
W585
W500
Row4 Rows
Fan n x Ø mm2 x 450 mm
CFM (m³ x h)6018
PackageS5TP
Power Requirement 
V/ph/Hz400-1-50
Kw5.98
CompressorZB 58 KQ
Displacement (m³/h)22.1
Defrost type 
HGDN.A
EDN.A
RefrigerantR 22
CDU DetailsRCS5
MODEL NO 
L950
H750
Row4 Rows
Fan n x Ø mm2 x450 mm
IDU Details 
MODEL NO 
L1425
W595
W500
Row4 Rows
Fan n x Ø mm2 x 500 mm
CFM (m³ x h)9086
Package
Power Requirement (kw)
V/ph/Hz
Kw
Compressor
Defrost type
ED
HGD
Refrigerant
CDU Details
Defrost type
L
H
Row
Fan n x Ø mm
CDU Details
MODEL NO
L
H
W
Row
Fan n x Ø mm
CFM (m³ x h)
PackagePKE 04-11-7 E.D
Power Requirement168.08
V/ph/Hz400-1-50
Kw ( 1.8 k.w)
CompressorBitzer Make 2 FES - 2 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L558
H533
Row3
Fan n x Ø mm1 X 350 mm
IDU Details 
MODEL NOPKE 04-11-7 E.D
L978
H520
W420
Row4
Fan n x Ø mm1 x300 mm
CFM (m³ x h)1074
PackagePKE 04-12-7 E.D
Power Requirement281.15
V/ph/Hz400-1-50
Kw(3.62 K.W)
CompressorBitzer Make 2 CES - 3 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L736
H750
Row3
Fan n x Ø mm1 X 450 mm
IDU Details 
MODEL NOPKE 04-12-7 E.D
L1578
H520
W474
Row4
Fan n x Ø mm2 x 300 mm
CFM (m³ x h)2148
PackagePKE 06-12-7 E.D
Power Requirement378.15
V/ph/Hz400-1-50
Kw (4.59 k.w)
CompressorBitzer Make 4 EES - 6 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L914
H762
Row4
Fan n x Ø mm2 X 350 mm
IDU Details 
MODEL NOPKE 06-12-7 E.D
L1578
H520
W474
Row6
Fan n x Ø mm2 x 300 mm
CFM (m³ x h)2148
PackagePKE 04-13-7 E.D
Power Requirement392.23
V/ph/Hz400-1-50
Kw ( 5.44 k.W)
CompressorBitzer Make 4 EES - 4 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L914
H762
Row4
Fan n x Ø mm2 X 400 mm
IDU Details 
MODEL NOPKE 04-13-7 E.D
L2178
H520
W420
Row4
Fan n x Ø mm3 x 300 mm
CFM (m³ x h)3221
PackagePKE 06-13-7 E.D
Power Requirement465.23
V/ph/Hz400-1-50
Kw (6.86 k.w)
CompressorBitzer Make 4 DES - 5 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L914
H762
Row6
Fan n x Ø mm2 X 400 mm
IDU Details 
MODEL NOPKE 06-13-7 E.D
L2178
H520
W474
Row6
Fan n x Ø mm3 x 300 mm
CFM (m³ x h)3221
PackagePKE 26-42-7 E.D
Power Requirement649.36
V/ph/Hz400-1-50
Kw (8.81 k.w)
CompressorBitzer Make 4 TES - 9 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L1219
H762
Row6
Fan n x Ø mm2 X 450 mm
IDU Details 
MODEL NOPKE 26-42-7 E.D
L1880
H595
W484
Row6
Fan n x Ø mm2 x 400 mm
CFM (m³ x h)4720
PackagePKE 24-43-7 E.D
Power Requirement690.54
V/ph/Hz400-1-50
Kw (10.09 k.w)
CompressorBitzer Make 4 PES - 12 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L1219
H914
Row6
Fan n x Ø mm2 X 450 mm
IDU Details 
MODEL NOPKE 24-43-7 E.D
L2642
H600
W484
Row4
Fan n x Ø mm3 x 400 mm
CFM (m³ x h)7080
PackagePKE 26-43-7 E.D
Power Requirement1018.54
V/ph/Hz400-1-50
Kw (13.22 k.w.)
CompressorBitzer Make 4 JE - 15 Y
Defrost type 
ED√
HGDN.A
RefrigerantR 404 a
CDU Details 
Defrost type 
L1524
H914
Row6
Fan n x Ø mm2 X 450 mm
IDU Details 
MODEL NO PKE 26-43-7 E.D
L2642
H600
W484
Row4
Fan n x Ø mm3 x 400 mm
CFM (m³ x h)7080

Evaporating Units Range and features varying according to range

  • Range
    • 1 ton
    • 1.5 ton
    • 2 ton
    • 3 ton
    • 4 ton
    • 5 ton
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