Belimo EP125F+MP - 2-way EPIV pressure-independent control ball valve
Belimo EP125F+MP is a 2-way EPIV control ball valve with electronic flow control independent of pressure changes. The DN 125 version has a PN 16 flange connection and a nominal flow rate of V'nom 31 l/s.
Power supply AC/DC 24 V; communication via MP-Bus or analogue control with a 2...10 V signal. Intended for closed-loop water systems.
Belimo EP125F+MP – EPIV control valve
The device consists of a control ball valve, a measuring tube with a flow meter and an actuator. The measured flow rate is compared with the setpoint, and the actuator adjusts the valve position. The valve is designed for analogue control of water flow in air handling unit circuits and closed-loop heating systems.
Key features and specifications
- Design: 2-way, DN 125, Flange, PN 16.
- Nominal flow rate V'nom: 31 l/s; adjustable V'max: 30...100% V'nom.
- Power supply: AC/DC 24 V; operating range Y: 2...10 V; feedback signal U: 2...10 V.
- Communication via MP-Bus or conventional control.
- Ultrasonic flow measurement and equal-percentage flow characteristic; the characteristic can be switched to linear.
- Medium: water, water with max. 50% vol. glycol; medium temperature: -10...120°C [14...248°F].
- Pressure differential: ∆pmax 340 kPa; closing pressure: ∆ps 690 kPa.
- Permissible leakage: bubble-tight, leakage rate class A (EN 12266-1); enclosure protection rating IEC/EN: IP54.
Installation position: from vertical to horizontal relative to the spindle; installation with the axis pointing downwards is not permitted. The flow direction must match the arrow on the housing. A straight inlet section of at least 5 x DN is required upstream of the flow sensor.
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Brand
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ReferenceEP125F+MP
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MediumWater, water with up to 50% vol. glycol.
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Pattern2-way
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Fluid temperature-10...120°C [14...248°F]
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Differential pressure∆pmax 340 kPa
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Closing pressure690 kPa
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Flow characteristicEqual-percentage characteristic
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Permissible leakageBubble-tight, leakage class A
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Pipe connectionFlange
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V'nom [l/s]31
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Adjustable flow rate30...100% V'nom
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