Operating instructions
44 RITTAL cooling unit assembly and operating instructions
9 Technical specifications
EN
Unit
Model No. SK
Basic controller, RAL 7035 – 3329.110 3329.140 3332.140 3361.100 3361.110 3361.140
Comfort controller, RAL 7035 – 3329.510 3329.540 3332.540 3361.500 3361.510 3361.540
Basic controller,
stainless steel cover
– 3329.210 3329.240 3332.240 3361.200 3361.210 3361.240
Comfort controller,
stainless steel cover
– 3329.610 3329.640 3332.640 3361.600 3361.610 3361.640
Rated voltage V, Hz
115, 1~,
50/60
400, 3~, 50/
460, 3~, 60
400, 3~, 50/
460, 3~, 60
230, 1~,
50/60
115, 1~,
60
400, 2~,
50/60
Rated current A 17.0/22.0 3.7/3.8 4.2/4.2 2.3/2.4 5.3 1.2/1.4
Start-up current A 44.0/42.0 6.8/7.6 9.2/11.0 5.6/5.6 12.0 3.1/3.3
Pre-fuse T A 18.0 – 25.0 6.3 – 10.0 6.3 – 10.0 10.0 10.0 6.3 – 10.0
Motor circuit-breaker – – –––
Transformer circuit-breaker – – –––
Miniature circuit-breaker/fuse – – – – –
Useful cooling output Q
k
L 35 L 35
to DIN 3168 L 35 L 50
W
W
2500/2750
1600/1750
2500/2700
1900/1950
4000/4400
3070/3570
750/780
510/540
750
500
750/780
510/540
Power consumption P
el
L 35 L 35
to DIN 3168 L 35 L 50
W
W
1500/1725
1675/2065
1425/1625
1675/1975
1850/2250
2120/2590
480/550
530/640
570
670
480/550
530/640
Refrigeration factor ε = Q
k
/P
el
1.7 1.8 2.1 1.5 1.5 1.5
Refrigerant
– Type
– Filling
–
g
R134a
950
R134a
950
R134a
3000
R134a
280
R134a
260
R134a
280
Admissible pressure bar 28 28 28 28 28 28
Temperature setting range
1)
°C +20 to +55 +20 to +52 +20 to +55
Noise level dB (A) < 64 < 64 < 64 < 64 < 64 < 64
Protection category to EN 60 529
– Internal circuit
– External circuit
–
–
IP 54
IP 34
Dimensions (W x H x D) mm 400 x 1580 x 290
500 x 1580 x 340
280 x 550 x 280
Weight kg 76 70 91 22 22 22
Unit
Model No. SK
Basic controller, RAL 7035 – 3366.100 3366.110 3366.140 3377.100 3377.110 3377.140
Comfort controller, RAL 7035 – 3366.500 3366.510 3366.540 3377.500 3377.510 3377.540
Basic controller,
stainless steel cover
– 3366.200 3366.210 3366.240 3377.200 3377.210 3377.240
Comfort controller,
stainless steel cover
– 3366.600 3366.610 3366.640 3377.600 3377.610 3377.640
Rated voltage V, Hz
230, 1~,
50/60
115, 1~,
50/60
400, 3~, 50/
460, 3~, 60
230, 1~,
50/60
115, 1~,
50/60
400, 3~, 50/
460, 3~, 60
Rated current A 7.1/7.3 14.3/14.7 3.0/3.1 7.1/7.3 14.3/14.7 3.3/3.4
Start-up current A 22.0/24.0 43.0/47.0 8.0/8.8 22.0/24.0 43.0/47.0 8.0/8.8
Pre-fuse T A 10.0 14.0 – 20.0 6.3 – 10.0 10.0 14.0 – 20.0 6.3 – 10.0
Motor circuit-breaker – – – ––
Transformer circuit-breaker – – –– –
Miniature circuit-breaker/fuse – –– ––
Useful cooling output Q
k
L 35 L 35
to DIN 3168 L 35 L 50
W
W
1500/1500
1050/1100
1500/1500
1050/1100
1500/1500
980/1080
1500/1500
1050/1100
1500/1500
1050/1100
1500/1500
980/1080
Power consumption P
el
L 35 L 35
to DIN 3168 L 35 L 50
W
W
1045/1175
1220/1335
1075/1200
1265/1375
1090/1240
1260/1430
1045/1175
1220/1335
1075/1200
1265/1375
1090/1240
1260/1430
Refrigeration factor ε = Q
k
/P
el
1.4 1.4 1.3 1.4 1.4 1.3
Refrigerant
– Type
– Filling
–
g
R134a
700
R134a
700
R134a
700
R134a
700
R134a
700
R134a
700
Admissible pressure bar 28 28 28 28 28 28
Temperature setting range
1)
°C +20 to +55
Noise level dB (A) < 64 < 64 < 64 < 64 < 64 < 64
Protection category to EN 60 529
– Internal circuit
– External circuit
–
–
IP 54
IP 34
Dimensions (W x H x D) mm 450 x 1590 x 195 450 x 1590 x 165
Weight kg 45 50 46 45 50 46
1)
Basic controller +30°C to +55°C
.
.
.
.