Electrical connection 8-3, Elec tri cal con nec tion -3 – Sterling STT 160 User Manual
Page 46
8.4. Con nec tion of Re turn Air Cooler (Op tional)
F
A re turn air cooler must be em ployed if the re turn air tem per a ture is
higher than +65 °C (149°F).
You can con nect the re turn air cooler to a cool ant cir cuit or to the wa ter mains net work.
The wa ter flow rate in the wa ter mains net work
*
is for:
STT 110. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 0.35 m3/h (12.46 cf/h)
STT 160 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 0.48 m3/h (17.05 cf/h)
(
*
wa ter tem per a ture: +6 °C) (42.8°F)
Rate your cool ant cir cuit ac cord ingly.
Con nect the cool ant in- and out lets to the re turn air cooler.
Ob serve the flow ing di rec tion of the cool ant.
Check the tight ness of the con nec tions.
5
0
6-
2
M
S
STT 110 / STT 160
As sem bly in struc tions 8-4
STT 110 / STT 160
Con nec ti on of the re turn air coo ler