Motorized zone valve
ZRS220
- Closing pressure up to 200 kPa
- Manual operation possible
- Fast running time
- Flow direction is from A to B-port.
Series ZRS220 is a range of 2-way motorized zone valve with spring return actuator for use in heating and cooling system. The ZRS220 series is available in DN15-32, PN16 with internal thread connection. 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 product is intended to be used in closed circuits only.
Product range
ZRS224, Internal thread



Art.no. | Reference | DN | Kvs | max. Differential pressure [kPa] | Connection | A [mm] | B [mm] | C [mm] | Weight [kg] |
43122100 | ZRS224 | 15 | 3,2 | 200 | G ½" | 80 | 103 | 21 | 1,01 |
43122200 | ZRS224 | 20 | 4,6 | 150 | G ¾" | 89 | 103 | 21 | 1,05 |
43122300 | ZRS224 | 25 | 5,7 | 100 | G 1" | 93 | 103 | 23 | 1,13 |
43122400 | ZRS224 | 32 | 10 | 80 | G 1¼" | 105 | 110 | 30 | 1,50 |
Technical data
Technical data
Pressure class: | PN 16 |
Working pressure: | 1,6 MPa |
max. Differential pressure drop: | see data sheet |
Connections: | Internal thread (G), ISO 228/1 B |
Power supply: | 230 V AC, 50/60 Hz |
Power consumption: | 6 VA |
Control signal: | 2-point (2-wire spring return) |
Enclosure rating: | IP44 |
Protection class: | I |
Running time: | opening: 15 seconds; closing: 5 seconds |
Cable length: | 1 meter |
Media, Heating water: | in accordance with VDI2035 |
Media, Water/Glycol mixtures: | max. 50 % |
Media, Water/Ethanol mixtures: | max. 28 % |
Media temperature, max.: | 94 °C |
Media temperature, min.: | +2 °C |
Ambient temperature, max.: | +60 ºC |
Ambient temperature, min.: | 0 ºC |
Material, Valve body: | Brass CW 614N |
Material, Ball: | NBR |
Material, O-rings: | EPDM |
Conformity
SI 2016 No. 1105 (UK)

EMC 2014/30/EU
RoHS3 2015/863/EU

SI 2016 No. 1091
SI 2012 No. 3032


Dimensioning
Wiring
Accessories and spare parts
Spare parts
Art No. | Reference | Designation | |
![]() |
47120100 | ZRS921 | ESBE ZRS921 Actuator 2-point, 230V 2-way |
Download area
Download area
Type | Preview | Download |
Data Sheet | ZRS220 |
|
Installation instruction | ZRS220 |
|
Certificate | Declaration of Conformity, ZRS220 |
|
Certificate | Declaration of Conformity UKCA, ZRS220 |
|
Certificate | Building Product Declaration BPD3, ZRS220 |
|
Certificate | EAC certificate (RU), ZRS220 |
|
Certificate | Certificate of conformity UA, ZRS220 |
|
Image | ZRS224, high res |
|
2D Image | ZRS224 |
|
Quick links
Quick links
ESBE Hydronic selection |
ESBE Catalogue Online |