Product Description
Caleffi Z47 is a 1-1/4 inch Z-One two-way motorized zone valve with a 24 V snap-on actuator. The forged brass valve provides a Cv of 7.5 and a sweat connection for hydronic systems, with a typical operating temperature range of 32 to 240 F and a pressure rating up to 300 psi. It includes an auxiliary end switch (0.4 A at 24 V), spring-return operation, 18 inch wire lead, and 7 VA actuator power consumption.
1-1/4 inch sweat connection two-way valve, forged brass body, Cv 7.5
24 V AC snap-on actuator, spring-return, power consumption 7 VA, 18 inch wire
Suitable for water, up to 50% glycol, and vapor up to 15 psi; operating temperature 32 to 240 F; pressure rating 300 psi
Product Highlights
Motorized 2-way zone valve, 1-1/4" sweat connection, 24 V actuator, Cv 7.5, auxiliary end switch (0.4 A), forged brass, 32-240 F, 300 psi
Product Information
Standard Information
Brand : CALEFFI
Manufacturer Part Number : Z47
Country of Origin : Italy
Technical Specifications
Manufacturer Part Number
Z47
Product Type
Zone valve (mechanical component)
Valve Type
Two-Way, motorized, spring-return
Body Pattern
Straight-through
Flow Coefficient (Cv)
7.5
Operating Temperature
32 to 240 F
Max Close-Off Pressure
20 psi
Suitable Media
Water, glycol solutions, vapor (low-pressure)
Maximum Glycol Percentage
50%
Vapor Pressure Limit
15 psi
Power Consumption
7 VA (full capacity)
Auxiliary Switch Rating
0.4 A at 24 V
End Switch
Yes (hermetically sealed on 24 V actuators)
Actuator Type
Snap-on actuator, 21:1 gear ratio, clutch-protected drive train
Actuator Position
Normally closed
Electrical Connections
18 inch wire
Certifications
UL 873, cUL Listed, CE