Wilo-AR-System ARn 0.7/1.5 D Control unit Control system P9/910
- A few left in stock!
- Wilo Control Unit ARn 0.7/1.5 D
- Item number: 501683893 / 844 K
- Operating voltage: 380 V
- Control voltage: 220 V
- Frequency: 50 Hz
- Connected load: 2 × 1.5 kW
- Wiring diagram no.: 501 710 299.1
Area of application:
The control unit is used for load-dependent, automatic, and stepless speed control of three-phase drives (380 V), particularly for circulation pumps in heating and air conditioning systems.
The goal is continuous power adaptation to the actual heat demand and the resulting flow rates.
Functions
- Automatic changeover between main and standby pump via an integrated daily timer.
- Fault-induced changeover from regulated pump 1 to mains-operated pump 2.
- Possibility for DDM base/peak load operation with differential pressure control.
Condition: Used, but only connected for testing purposes. The casing and the original packaging show slight signs of storage.
- Our item number: P9/910
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Further information
- Manufacturer: Wilo
- Installation length:
- Condition: used
- Pipe connection:
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All electrical equipment has undergone a VDE safety inspection.
Delivery & Shipping
- Austria: 1-2 working days
- Germany: 2–3 working days
- Europe-wide: 3–5 working days
Note:
For freight forwarding goods from 40 kg, the delivery time is 3–5 working days.





