Lauda WK 4600 - Page 9

LAUDA Water Circulation coolers
WK, WKL
YAWE0019/18.12.01
- 8 -
Type WKL 3200 WKL 4600 WKL 7000 WKL 7000 W WKL 10000 WKL 10000 W
Working temperature range [ °C ] -10...40 -10...40 -25...40 -25...40 -25...40 -25...40
Condenser cooling Luft Luft Luft Wasser Luft Wasser
Ambient temperature range [ °C ] 5...40 5...40 5...40 5...40 5...40 5...40
Temperature (outflow)
Sensor PTC
Indication green 7-Segment-LED-Display
Resolution/accuracy [ °C ] 0,1 / ±0,3*) 0,1 / ±0,3*) 1 / ±1*) 1 / ±1*) 1 / ±1*) 1 / ±1*)
Setpoint selection Digital Digital Digital Digital Digital Digital
Resolution [ °C ] 0,1 0,1 1 1 1 1
Temperature accuracy [ ±°C ] 1*) 1*) 1*) 1*) 1*) 1*)
Control Compr. ON-
OFF, with
stop interval
monitoring
alternating solenoid valves
Eff. Cooling capacity 20°C [ kW ] 3,5 4,6 7,0 7,0 10,0 10,0
(with Ethanol at 10°C 2,8 3,6 6,0 6,0 9,0 9,0
ambient 5°C 2,4 3,1 5,5 5,5 8,2 8,2
temperature 20°C) 0°C 2,0 2,6 5,0 5,0 7,3 7,3
-5°C 1,7 2,1 4,0 4,0 ----- -----
-10°C 1,4 1,7 3,0 3,0 5,1 5,1
-15°C ----- ----- 2,4 2,4 ----- -----
-20°C ----- ----- 1,7 1,7 3,0 3,0
-25°C ----- ----- 1,0 1,0 2,2 2,2
Safety devices Pressure switch, Winding temperature control
Level indication, adjustable alarm contact (max. 30 V, 2A)
Pump output max. 40 40 60 60 60 60
Discharge pressure max. [ bar ] 3,2 3,2 6,0 6,0 6,0 6,0
Pump connections
(for tubing) [ l.W. ]
G ¾“
15 (¾“)
G ¾“
15 (¾“)
G 1¼“
20 (1“)
G 1¼“
20 (1“)
G 1¼“
20 (1“)
G 1¼“
20 (1“)
Supply pressure
Indication / Range
Adjustment
[ bar ]
analogue / 0...6
adjustable bypass for pressure limitation
Filling capacity max. [ l ] 45 45 45 45 45 45
Overall dimensions (B x T x H) [ mm ] 550x650x
970
550x650x
970
850x670x
970
850x670x
970
1050x770x
1120
850x670x
970
Weight [ kg ] 120 123 175 180 235 242
Protection to DIN 40050 IP 32 IP 32 IP 32 IP 32 IP 32 IP 32
Mains connection [ V;Hz ] 230/400;
3/N/PE 50
230/400;
3/N/PE 50
230/400;
3/N/PE 50
230/400;
3/N/PE 50
230/400;
3/N/PE 50
230/400;
3/N/PE 50
Power consumption [ kW ] 2,8 3,5 5,5 5,2 7,0 6,5
Protection class 1 according to DIN VDE 0106Units conform to EU Guideline 89/336/EWG (EMC)
and 73/23/EWG
(low-voltage) and carry the CE mark (230 V; 50 Hz or 230/400 V;
3/N/PE 50 Hz)
Class according to
EMC-standards 61326-1 *)
(Notice only valid for EU-
countries)
AAAA A A
Ref-No.:
230V;3/PE 60Hz LWG 155 LWG 156 ----- ----- ----- -----
230/400V; 3/N/PE 50Hz LWG 255 LWG 256 LWG 246 LWG 248 LWG 250 LWG 252
440/480V; 3/PE 60Hz ----- ----- LWG 646 LWG 648 LWG 650 LWG 652
*)
see 4.2
We reserve the right to make technical alterations!
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