For use in heating, cooling, industrial, solar, and geothermal systems
- Can be operated with and without PWM signal
- Green button technology:
- Push button for control mode
- Push button for setting
- Manual programming Sync mode function
- LED display
- External control types
- Fault indications via error codes
- Purge function
- Manual reset
- Double electrical connection, Molex and Wilo-Connector type
- iPWM connection
Technical specifications:
- Fluid temperature: -20°C to +95°C (heating/geothermal), -10°C to +110°C (solar)
- Power supply: 230 V, 50/60 Hz
- Power consumption: 1-75 W
- Protection class: IPX4D
- Pump housing: Grey cast iron (KTL coating)
- Installation length: 130 mm
Available variants
Technical details by variant
15/1-7 · DN 25(1") — Ref. 90 055 39
- Energy Efficiency Index (EEI): 0.2
- Installation length [mm]: 130
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal size: DN 15 (1/2")
- Housing material: Cast iron
- Maximum fluid temperature (continuous operation) [°C]: 95
- Type: 15/1-7
- External thread: DN 25 (1")
- Connection: External thread
15/1-8 · DN 25(1") — Ref. 90 055 40
- Energy Efficiency Index (EEI): 0.23
- Installation length [mm]: 130
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 15 (1/2")
- Housing material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 110
- Type: 15/1-8
- External thread: DN 25 (1")
- Connection: External thread
15/1-13 · DN 25(1") — Ref. 90 055 41
- Energy Efficiency Index (EEI): 0.23
- Installation length [mm]: 130
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 15 (1/2")
- Housing material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 110
- Type: 15/1-13
- External thread: DN 25 (1")
- Connection: External thread
25/1-7-130 · DN 40(11/2") — Ref. 90 055 91
- Energy Efficiency Index (EEI): 0.2
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 25 (1")
- Housing material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 95
- Type: 25/1-7
- External thread: DN 40 (1 1/2")
- Connection: External thread
25/1-8-130 · DN 40(11/2") — Ref. 90 055 93
- Energy Efficiency Index (EEI): 0.23
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 25 (1")
- Housing material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 110
- Type: 25/1-8
- External thread: DN 40 (1 1/2")
- Connection: External thread
Data sheets
