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Ultisolar New Energy Co., Ltd.

China Manufacturer with main products: Solar Controller, Solar Water Heater Controllers, Solar Sensors, Solar Working Station, Light Controller, Hall Flow sensors

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Ultisolar SR881 Solar Pump Station for Solar Working Station System

Payment Terms: T/T, Paypal, Western Union

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Jiangsu in China
Packaging Details: Carton

Specifications

Model  SR881
Suitable for  Split Solar Water Heaters
Working Principle
APPLICATIONS CAPACITY
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
Dimension: 400mm*200mm*145mm
Installation: wall mounting, also suitable for mounting into patch panels
Power supply: 200V-240V AC or 100V-130V AC, 50-60Hz. .
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.
Voltage 220V,110V is availabe against request, 24V is available for 50 sets above order.
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: P1, H1)
Password setting
Recovery to factory setting
Holiday function
Manual Heating
Temperature query function
Memory Protection
Screen protection
Trouble shooting
Trouble protection
Trouble checking

Service Process

Service Guarantee

  • Free Service Charge

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  • Product Quality Commitment

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  • Deposit Service Commitments

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    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

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