For use in heating, air conditioning, and industrial systems
- Proportional pressure control
- Constant pressure control
- Constant speed control
- LED display for setting the setpoint and showing current power consumption in Watts
- Automatic unblocking function
- Manual bleeding function for rotor chamber purging
- Manual restart
- Thermal insulation shell included
- Delivery without screw connection
Technical data:
- Fluid temperature: -10°C…95°C
- Ambient temperature: 0°C…40°C
- Max. operating pressure: 10 bar
- Power supply: 230V/50-60 Hz
- Protection class: IPX2D
- Body: Grey cast iron (KTL coating)
- Installation length: 180 mm
Available variants
Technical details per variant
25/1-4 — Ref. 90 018 93
- Energy Efficiency Index (EEI): 0.18
- Power [W]: 4-20
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 25 (1")
- Body material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 95
- Type: 25/1-4
- External thread: DN 40 (1 1/2")
- Connection: External thread
25/1-6 — Ref. 90 018 94
- Energy Efficiency Index (EEI): 0.2
- Power [W]: 4-40
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 25 (1")
- Body material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 95
- Type: 25/1-6
- External thread: DN 40 (1 1/2")
- Connection: External thread
25/1-8 — Ref. 90 060 52
- Energy Efficiency Index (EEI): 0.23
- Power [W]: 4-75
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 25 (1")
- Body material: Grey cast iron
- Max. fluid temperature (continuous operation) [°C]: 95
- Type: 25/1-8
- External thread: DN 40 (1 1/2")
- Connection: External thread
30/1-4 · DN 32(11/4") — Ref. 90 018 95
- Energy Efficiency Index (EEI): 0.18
- Power [W]: 4-20
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 32 (1 1/4")
- Body material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 95
- Type: 30/1-4
- External thread: DN 50 (2")
- Connection: External thread
30/1-6 · DN 32(11/4") — Ref. 90 018 96
- Energy Efficiency Index (EEI): 0.2
- Power [W]: 4-40
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal dimension: DN 32 (1 1/4")
- Body material: Cast iron
- Max. fluid temperature (continuous operation) [°C]: 95
- Type: 30/1-6
- External thread: DN 50 (2")
- Connection: External thread
30/1-8 · DN 32(1 1/4") — Ref. 90 060 53
- Energy Efficiency Index (EEI): 0.23
- Power [W]: 4-75
- Installation length [mm]: 180
- Protection class (IP): IPX4D
- Pressure class: PN 10
- Nominal diameter: DN 32 (1 1/4")
- Body material: Grey cast iron
- Max. fluid temperature (continuous operation) [°C]: 95
- Type: 30/1-8
- External thread: DN 50 (2")
- Connection: External thread
Data Sheets
