Esbe ZRS220 Series Motorized Zone Valve
You may also be interested
You will soon find spare parts for this product here.
The ESBE ZRS220 series consists of 2-way motorised zone valves with spring return available in DN 15-32, PN16 with internal thread connection.
The Esbe ZRS220 motorised zone valve series is a range of 2-way motorised zone selector valves with spring return actuator for use in heating and cooling systems. The valve can be easily operated manually using the lever on the side of the actuator.
The actuator is controlled by 2-point signal with spring return function and is recommended for on/off function, available for 230V AC 50/60Hz power supply.
The actuator is mounted on the valve with a screw fixing that allows the actuator to be assembled and disassembled safely, easily and quickly even with the system pressurized.
The Esbe ZRS220 Series motorized zone valve is intended for use in closed circuits only.
Valve | |
Pressure class | PN 16 |
Temperature of the medium | max. +94ºC / min. 2ºC |
Media | Water/glycol mixtures, max. 50%. (above 20% mixture, pump data must be checked) |
Working pressure | 1.6 MPa (16 bar) |
Max differential pressure | see diagram |
Connections | Internal thread (G), ISO 228/1 B |
Material | |
Valve body | Brass CW 614N |
Ball | NBR |
O-rings | EPDM |
Actuator | |
Room temperature | max. +60ºC / min. 0ºC |
Accommodation classification | IP44 |
Protection class | Yo |
Connection cable | 1 meter |
Power supply | 230V AC, 50/60Hz |
Control signal | 2 points (2-wire spring return) |
Electricity consumption | 6 VA |
Operating time | Opening 15 seconds; close 5 seconds |
Download installation instructions