SR881 Wilo Solar Pump Station , Solar Thermal Pump Station Low Power Consumption

SR881 Wilo Solar Pump Station , Solar Thermal Pump Station Low Power Consumption

Introduce:

Max.number of collectors:1

Max.number of storage tanks:1

Max.number of relays:2

Max.number of sensors:3

Max.number of application system:1

TECHNICAL DATA:

Diamension:400mm*200mm*145mm
Installation: wall mountingalso suitable for mounting into patch panels
Power supply:200V-240V AC or 100V-130V AC50-60Hz. .
Power consumption: < 3W
Accuracy of temperature measuring: ± 2oC
Range of collector temperature measuring: -10 ~200oC
Range of tank temperature measuring: 0 ~110oC
Suitable power of pump: 2 pumps possible to be connected power of each pump < 200W .
Inputs: 3 sensors
Pt1000 sensor (≤500oC) for collector (silicon cable≤280oC)
NTC10K B3950 sensor (≤ 135oC) for tank (PVC cable ≤105oC)
Outputs:2 relays for circulation pumps or 3-way electromagnetic valve
Ambient temperature:-10oC ~ 50oC.
Water proof grade: IP40.

MAIN FUNCTION:

Timing heating
Temperature difference control 1*ΔT
Collector emergency shutdown
Collector cooling function
Collector low temperature protection
Collector frost protection
Tank re-cooling function
Celsius and Fahrenheit temperature switch
Maximum temperature of tank(max.number 1)
Anti-Legionella function
Temperature controlled hot water circulation pump
RPM speed controlling(1*semiconductor)
Thermal energy measuring
Pump interval functions.
High temperature by-pass function
Manual Control( for 2 outputs:P1H1)
Password setting
Recovery to factory setting
Holiday fucntion
Manual Heating
Temperature query function
Memory Protection
Screen protection
Trouble shooting
Trouble protection
Trouble checking

solar thermal pump station

solar working station

SR881 Wilo Solar Pump Station , Solar Thermal Pump Station Low Power Consumption Images