Caleffi Z151000 : Normally Closed Spring Return Valve Actuator, 24V AC, On/Off Control Signal, (1) SPST 0.4A Auxiliary Switch, Terminal Block
The Caleffi Z151000 is a normally closed, spring-return actuator designed for use with motorized zone valves. It is UL873, cULus Listed, and CE certified, meeting UL 1995 section 18 requirements for air plenums and ducts. Built for reliable performance, this actuator automatically returns to the closed position when power is removed and includes a built-in auxiliary microswitch for control feedback or circuit interlock.
The Z151000 actuator is compatible with Caleffi Z2 and Z3 valve bodies (normally closed configuration). It features a convenient terminal block connection for wiring and includes a 7/8" knockout for a 1/2" conduit connector, simplifying installation.
Key Features
- Normally Closed spring-return actuator for zone valves
- On/Off control operation (24V AC)
- Integrated SPST auxiliary microswitch (0.4A @ 24V AC)
- Terminal block connection for simplified wiring
- 7/8" knockout for 1/2" conduit connection
- Compatible with Caleffi Z2 and Z3 valve bodies
Technical Specifications
- Voltage: 24V AC
- Power Consumption: 7 VA (at full capacity)
- Auxiliary Switch Rating: 0.0 A min, 0.4 A max, 24 V
- Conduit Connector: 1/2"
- Connection Type: Terminal Block
Datasheets
 |
|
|
Caleffi Z-one Motorized Zone Valve Installation and Commissioning Manual |
|
|
|
|
|
- Actuator Type:
- Non Fail-Safe
- Voltage:
- 24VAC
- Control Signal:
- On/Off
- Auxillary Switch:
- Yes
- NEMA 4X Enclosure:
- No
