Para MAXO-R
Glandless pump circulator
Glandless circulator with screwed connection, EC motor, automatic power adjustment and self-protecting modes.
Additional protection against corrosion and against fire ignition (R32 & R290 environment).


Design
Glandless circulator with screwed connection, EC motor, automatic power adjustment and self-protecting modes.
Additional protection against corrosion and against fire ignition (R32 & R290 environment).
Application
Heat pumps, geothermal and cooling applicationsEquipment/function
Operating modes
- Manual control mode (n=constant)
- Δp-c for constant differential pressure
- Δp-v for variable differential pressure
External control functions and data exchange
- iPWM
- Lin extended bus
- Modbus RTU
Additional functions
- Air venting
- Pump kick
- Deblocking
Display functions
- Green/red LED for displaying the pump status
Equipment
- Quick electrical connection plug
Scope of delivery
- Pump
- Installation and operating instructions
Type key
Example: | Wilo-Para MAXO R 25-180-10-F21 |
Para MAXO | High-efficiency pump (OEM) |
R | Single pump for cooling and geothermal applications with R290 compatibility |
25 | Nominal connection diameter |
180 | Port-to-port length [mm] |
10 | Nominal delivery head range [m] |
F21 | Equipment variant |
F21/F22/F23: iPWM modes | |
F41: LIN Extended | |
F42: Modbus RTU |
Technical data
- Permissible fluid temperature range -20 °C to +110 °C
- Permissible ambient temperature range -20 °C to +70 °C
- Mains connection 1~230 V, 50/60 Hz
- IP rating IPX4D
- Screwed connection (depending on type) Rp 1 to Rp 1¼
- Max. operating pressure: 10 bar


