Lauda RA 12 - Alpha Heating and Cooling Thermostats

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Alpha Heating and Cooling Thermostats
Units
A 6
A 12
A 24
RA 8
RA 12
RA 24
Working temperature range
°C
25 – 100
-25 – 100
Operating temperature range
°C
-25 – 100
-25 – 100
Cooling capacity (eff.),
ethanol @ 20 °C am-
bient temperature
20 °C
W
225
325
425
10 °C
W
190
300
370
0 °C
W
160
260
330
-10 °C
W
130
210
225
-20 °C
W
80
80
80
-25 °C
W
30
30
20
Pump flow
L/min
15
Pump pressure
bar
0.2
Bath volume
L
2.5 – 5.5
8 – 12
18 – 25
5 – 7.5
9.5 – 14.5
14 – 22
Bath vessel
---
Inner tank in stainless steel
Housing
---
Powder-coated steel sheet
Feet
---
Four mounting feet
Bath opening (W x D)
with Head
mm
145 x 161
235 x 161
295 x 374
165 x 177
300 x 203
350 x 277
Bath opening (W x D) without
head
mm
145 x 295
235 x 295
295 x 500
Bath depth
mm
150
200
200
160
160
160
Useable bath depth
mm
130
180
180
140
140
140
Height of top edge of bath with-
out cover
mm
212
262
262
450
450
450
Overall dimensions
(W x D x H)
mm
181 x 332
x 370
270 x 332
x 420
332 x 535
x 420
235 x 500
x 605
365 x 500
x 605
415 x 605
x 605
Weight
kg
6.2
7.5
10.5
31
37
43
Ingress protection rating IP Code
accord. to IEC 60529
---
IP 20
IP 20