Lauda WK 502 - 2. Technical Data

LAUDA Water Circulation coolers
WK, WKL
YAWE0019/18.12.01
- 5 -
2. Technical Data
Type WK 500 WK 502 WK 1200 WK 1400 WK 2200 WK 2400
Working temperature range [ °C ] 0...40 0...40 0...40 0...40 0...40 0...40
Condenser cooling air air air air air air
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*) 0,1 / ±0,3*) 0,1 / ±0,3*) 0,1 / ±0,3*) 0,1 / ±0,3*)
Setpoint adjustment Digital Digital Digital Digital Digital Digital
Auflösung [ °C ] 0,1 0,1 0,1 0,1 0,1 0,1
Temperature accuracy [ ±°C ] 0,5*) 1*) 0,5*) 0,5*) 1*) 1*)
Control Compr. On-Off, with stop interval monitoring
Eff. cooling capacity 20°C [ kW ] 0,5 0,6 1,2 1,4 2,2 2,4
(with Ethanol ambient 10°C 0,3 0,5 0,9 1,1 1,6 1,8
temperature 20°C) 5°C 0,18 0,4 0,6 0,8 1,2 1,4
0°C 0,05 0,3 0,28 0,5 0,8 1,0
Safety devices Pressure switch, Winding temperature control
Level indication, adjustable alarm contact (/max. 30V, 2A)
Pump output max. 30 33 40 30 40 30
Discharge pressure max. [ bar ] 1 2,2 3,2 1 3,2 1
Pump connections
(for tubing) [ i.d. ]
M 16x1
10 (½“)
M 16x1
10 (½“)
G ¾“
15 (¾“)
G ¾“
15 (¾“)
G ¾“
15 (¾“)
G ¾“
15 (¾“)
Supply pressure
Indication / Range
Adjustment
[ bar ]
analogue / 0...6
adjustable bypass for pressure limitation
Filling capacity max. [ l ] 12 12 23 23 23 23
Overall dimensions (B x T x H) [ mm ] 350x480x
595
350x480x
715
450x550x
790
450x550x
790
450x550x
790
450x550x
790
Weight [ kg ]465075698781
Protection to DIN 40050 IP 32 IP 32 IP 32 IP 32 IP 32 IP 32
Mains connection [ V;Hz ] 230; 50 230; 50 230; 50 230; 50 230; 50 230; 50
Power consumption [ kW ] 0,47 0,9 1,2 1,0 1,6 1,4
Protection class 1 according to DIN VDE 0106
Units conform to EU Guideline 89/336/EWG (EMC) and 73/23/EWG (low
voltage) and carry the CE mark (230V;50Hz)
Class according to
EMC-standards 61326-1 *)
(Notice only valid for EU-
countries)
B B B* B* B* B*
Ref-No.:
230V; 50Hz LWG 132 LWG 140 LWG 133 LWG 137 LWG 134 LWG 138
230V; 60Hz LWG 232 ----- LWG 233 LWG 237 LWG 234 LWG 238
*)
see 4.2
We reserve the right to make technical alterations!
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