1. Application
Enclosure cooling units are designed and built to dissipate heat from enclosures, by cooling the air
inside the enclosure and protecting temperature sensitive components. Enclosure cooling units are
particularly suitable for the temperature range of +40ºC to +55ºC.
2. Technical Data :
SK 3296100
SK 3296500
SK 3272100 SK 3290100
SK 3290500
SK 3280100
Operating voltage
230 V
50/60 Hz
115 V
50/60 Hz
230 V
50/60 Hz
115 V
50/60 Hz
Rated current
3.2 A/3.9 A 6.3 A/6.6 A 5.3 A/6.0 A 10.5 A/12.8 A
Starting current
11.4 A/11.0 A 18.2 A/20.7 A 16.6 A/15.5 A 24.6 A/28.7 A
Pre-fuse T
6 A/6 A 10 A/10 A 6 A/10 A 16 A/16 A
Duty cycle
100% 100% 100% 100%
Nom. refrigeration
L35 L35
L35 L50
330 W/430 W
390 W/525 W
405 W/535 W
475 W/620 W
710 W/800 W
840 W/920 W
740 W/825 W
860 W/940 W
Useful cooling
output
DIN 3168/
EN 814
L35 L35
L35 L50
800 W/860 W
615 W/685 W
800 W/860 W
615 W/685 W
1450 W/1590 W
1060 W/1220 W
1450 W/1590 W
1060 W/1220 W
Refrigerant
R134 a, 750 g R134 a, 750 g R134 a, 780 g R134 a, 780 g
Permissible
pressure
23 bar 23 bar 23 bar 23 bar
Temperature range
+20º C to +55ºC +20º C to +55ºC +20º C to +55ºC +20º C to +55ºC
Noise level
62 dB (A) 62 dB (A) 62 dB (A) 62 dB (A)
Protection category
EN 60529
Internal circuit
External circuit
IP 54
IP 34
IP 54
IP 34
IP 54
IP 34
IP 54
IP 34
Dimensions
(WxHxD) mm
600x340x464 600x340x464 600x400x426 600x400x426
Weight
38 kg 41 kg 44 kg 50 kg
Color
RAL 7032 RAL 7032 RAL 7032 RAL 7032
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