Automation group with pump and expansion tank for solar hot water systems SR881

Size: 400mm*200mm*145mm

Installation: Mounting on the right wall and for mounting in correction panels

Food: 100V-10V30V AC50-60Hz. .

Energy consumption: <3W

Accuracy of temperature measurement: ± 2oC

Measuring area of ​​collector temperature: -10 ~ 200oC

Tank temperature measurement range: 0 ~ 110oC

Proper power of the pump: 2 possible connected pumps The power of each pump <200W.

Entries: 3 sensors

PT1000 sensor (≤500oC) for collector (silicone cable ≤280oC)

NTC10K sensor B3950 (≤ 135oC) for tank (PVC cable ≤105oC)

Exits: 2 relays for circulation pumps or 3 -way electromagnetic valve

Ambient temperature: -10oC ~ 50oC.

Degree of water resistance: IP40.