Assembly and installation instructions
Circulation station WHI circuload 9 #1; Circulation station WHI circuload 9 #2
3 Product description
83288702
▪
1/2014-02
▪
Ext. PAW
9-24
3.2
Technical data of the circulation stations
Dimensions
WHI circuload 9 #1
WHI circuload 9 #2
Total height
645 mm
Total width
358 mm
Total depth
255 mm
Centre distance, top
81 mm
Centre distance, bottom
50 mm
Primary pipe connection
(storage tank circuit)
G ¾" female thread
Secondary pipe connection
(WHI circuload)
G 1" male thread, flat sealing
Operating data
Max. admissible pressure
primary: 6 bars, secondary: 10 bars
Operating temperature
2 – 95 °C
Max. power Q
max
9 kW at Flow
prim.
65° / DHW
sec.
60°
Flow rate at Q
max
primary: 900 l/h, secondary: 1550 l/h
Operating temperature sensors
-25 °C to +120 °C
Equipment
Primary pump
High-efficiency pump with PWM control, 3-70 W
Secondary pump
High-efficiency pump with PWM control, 3-70 W
Heat exchanger
30 plates
Flow rate sensor
/
Primary: FlowRotor,
measuring range: 2-50 l/min,
55 pulses/litre
Temperature sensor
primary: 1 x NTC 5K,
secondary: 2 x NTC 5K
primary / secondary: 2 x NTC 5K each
Check valve (in the ball valve)
primary: 1 x 200 mm wc, can be opened
secondary: 1 x 200 mm wc
Material
Valves and fittings
Brass
Seals: O-ring
EPDM
Flat sealing
AFM 34, free of asbestos
Check valves
Hostaform
Pipes
1.4401 (AISI 316)
Insulation
EPP,
λ
= 0.038 W/(m K), fire class B2
Heat exchanger
connecting pieces: 1.4401 (AISI 316)
Solder: 99.99% pure copper
Admissible medium
primary: heating water according to VDI 2035 / Ö-Norm H 5195-1
secondary: domestic water with max. chloride content: <80 ppm
Summary of Contents for WHI circuload 9 1
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