Solar Hot Water System Pump Station

• Customization: Available
• After-sales Service: Yes
• Warranty: 12 Months
• Model NO.: SR881
• Condition: New
• Certification: ISO, CE
• Application: Collector Controller, Water Heater Controller, Solar System Controller, Solar Working Station, Thermal Controller
• Rated Voltage: 220V
• Model: Sr881
• Power Supply: 220V-240V AC, 50Hz
• Power Consumption: Less Than 3W
• Accuracy of Temperature Measuring: +/-1 Centi Degree
• Range of Temperature Measuring: PT1000: -99~199c; Ntc10K: 0~99 C
• Input Signals: 1 X PT1000 Sensor Temperature Probe
• Output Signals: 1 X Auxiliary Heating Output
• System Design Pressure: 1MPa
• Dimension: 385X220X135mm
• Ambient Temperature: -10~50 Centi Degree
• Water Proof Grade: IP40
• Transport Package: Carton
• Specification: SR881
• Trademark: RAVEN NEW ENERGY
• Origin: China
• HS Code: 84199010
• Production Capacity: 20000PCS/Month

Product Description

Solar Working Station For Split Solar Water Heating System
SR881 Solar Working station for Solar Water Heater, suitable for split high pressure solar hot water system, easy maintenance. Suitable For split high pressure Solar Hot Water System! 

Technical specification

1.  Dimension: 385×220×135mm
2.  Input voltage: 200V~240V AC or 100V~120V AC
3.  Power: ≤3W
4.  Accuracy of temperature measuring: ±1ºC
5.  Range of temperature measuring: PT1000: -99~199ºC NTC10K: 0~99ºC
6.  Input signals: 
1 x PT1000 sensor temperature probe ≤500ºC, silicon cable ≤280ºC;
3 x NTC10K sensor temperature probe≤135ºC, PVC cable ≤105ºC
7.  Output signals: 
1 x Auxiliary heating output (Max. load current: 12A)
2 x Relay output (Max. load current: 1.5A)
8. System design pressure: 1 MPa
9.  Safety valve respond pressure: 0.6 MPa
10.  WILO pump model: RS15/6 or RS25/6 for selection
11.  Screw coupling: 1/2'' 
12.  Pipeline Material: Brass
13.  Range of environment temperature: -10~50ºC
14.  Water protection grade: IP40

Main functions

1.Wireless control
2.Temperature difference circulation 
3.Tank overheating protection
4.High temperature protection of system overheating
5.Frost protection of pipeline and collector
6.Three periods of time adjustable on pipeline circulation
7.Three periods of time adjustable on auxiliary heating
8.Holiday function
9.Earth Leakage protection

For more infomation, please contact us freely .