KR(N)A water chiller from 9,5 to 50 kW

Refroidisseur d'eau KR(N)A 9,5 à 50 kW

KR(N)A water chillers, in conformity to CE standard, can be used to cool process and machines. Hydraulic and electrical connections, as well as maintenance have been simplified to the maximum, for easier installation and use.

These chillers are standard equipped with insulated tank with cover and circulating pump. In order to follow user's need, many alternatives and options are available.The range of application's temperature goes from +5°C to +20°C (standard), with possibility to extend from -30°C to +45°C, according to request. Ambient conditions lie between +10°C and +40°C. For specific applications, limits can be extended (for example -20°C to +55°C).

Standard equipment

  • Hermetic compressor
  • Electronic thermostat controler
  • Air condensing unit
  • Refrigerant R407C
  • Plate heat exchanger protected by a flow switch
  • Centrifugal circulation pump
  • Insulated stainless steel tank
  • Drain valve
  • Water level indicator
  • Water manometer
  • Textured RAL 7035 paint
  • Electro-galvanized sheet body

Optional equipment

    All our chillers can be performed in two different alternatives :
  • KRA...D
  • Direct exchange with a brazed plates exchanger (Without tank and pump)
  • KRA...DP
  • Direct exchange with a brazed plates exchanger and incorporated pump(Without tank)
    Available options (opened list):
  • High pressure pump
  • Flow controler
  • Low temperature (to -25°C)



Technical datas

KRA90

KRNA120

KRNA150

KRNA180

KRNA200

KRNA300

KRNA500

Power supply

V-Hz

400-3-50

Frigorific power*

kW

9,5

13,4

15,2

19,3

23,2

34,5

52,0

kcal/h

8170

11520

13160

16600

19850

29740

44720

Power consumption

kW

3,8

8,6

8,7

10,7

11,5

17,6

27

Running current

A

10,66

14,70

15,30

17,90

18,50

17,6

47

Starting current

A

41,3

77,7

74,8

120,8

125

159

230

Available flow

l/min

30-80

30-80

30-80

60-160

60-160

60-160

60-250

Available pressure

bar

2-2,8

2-2,8

2-2,8

1,7-2,8

1,7-2,8

1,7-2,8

2,8-3,8

Tank capacity

l

60

60

60

100

100

100

240

Air flow

m³/h

6300

6300

6300

10800

10800

14000

14000

Sound level**

dB(A)

69

69

69

100

100

150

72

Weight

kg

215

225

235

250

260

325

690

Dimensions

A

mm

1265

1265

1265

1265

1265

1535

1000

B

mm

615

615

615

715

715

815

1780

C

mm

1160

1160

1160

1360

1360

1560

2000

* Datas given at 10°C water outlet, 32°C ambient temperature
** Measured at 1m distance, 1,6m from floor in free area

KRNA 90-300