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Double Line Solar System Pump Station

Available Model SR882, SR962, SR982, SP226, SP228Applicable System Split Pressurized Solar Water Heating SystemsMain Technical Data Power supply: AC 100V~240V (50Hz~60Hz)Power consumption:3W Accuracy of temperature measuring: ± 2℃ Range o

Available Model
SR882, SR962, SR982, SP226, SP228
Applicable System
Split Pressurized Solar Water Heating Systems
Main Technical Data
Power supply: AC 100V~240V (50Hz~60Hz)
Power consumption: < 3W
Accuracy of temperature measuring: ± 2℃
Range of collector temperature measuring: -10℃ ~200℃
Range of tank temperature measuring: 0℃ ~110℃
Suitable power of pump: 2 pumps possible to be connected, power of each pump < 200W
Suitable power electrical heating: 1 relay for 1500W (2000w-4000w must use relay SR802)
Inputs: 6sensors,
1pcs*Pt1000 sensor (≤500℃) for collector (silicon cable≤280℃),
5pcs*NTC10K, B3950 sensor (≤ 135℃) for tank, (PVC cable ≤105℃),
Outputs: 3 relays, for circulation pumps or 3-way electromagnetic valve
Ambient temperature: -10℃ ~ 50℃.
Water proof grade: IP43
Main Functions
Timing heating
Temperature difference control 1*ΔT
Collector emergency shutdown
Collector cooling function
Collector low temperature protection
Collector frost protection
Tank re-cooling function
Maximum temperature of tank (1*storage tank)
C-F Celsius and Fahrenheit temperature transferring
RPM speed controlling (1*semiconductor)
Thermal energy measuring
Flow rate display
Pump interval function.
Maximum turnoff temperature (for solid fuel boiler, return heating, heat transferring between tanks)
Minimum turn-on temperature (for solid fuel boiler, return heating, heat transferring between tanks)
Anti-Legionella function
Temperature controlled hot water circulation pump
Thermostat function (Independent of system)
High temperature by-pass function (Collector cooling down)
Data logging onto SD memory card
Internet access
Manual Control (for 3 outputs: R1,P2,H1)
Password setting
Recovery to factory setting
Holiday function
Manual Heating
Temperature query function
Memory Protection
Screen protection
Trouble shooting
Trouble protection
Trouble checking
System Illustration

solar water heater, pre-heat solar water heater, pressurized solar water heater

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