Commercial Building Controls : Pneumatic Products : Pneumatic Valves : VP525 : VP525C1073/U
Two-way, Unitary, 1/2 in (12.7 mm), 3.0 Cv, Steam or Water
Overview
Normally-open, single-seated pneumatic radiator valve, with straight through or angle body construction provides proportional control of two-pipe, hot water or steam systems. Replacement devices are available for most models.
Features
- Available in several capacities and spring ranges for various application requirements.
- Easily replaceable actuator assembly for convenience of service.
- Compact size for installation where space is limited.
- Can be repacked without shutting down system.
Product Specifications
- Dimensions (in.)
- 4 7/8 in. high x 3 3/4 in. wide
- Dimensions (mm)
- 124 mm high x 92 mm wide
- Temperature Range (F)
- 40 F to 240 F; Maximum Safe Actuator Diaphragm Temperature--230 F
- Temperature Range (C)
- 4 C to 116 C; Maximum Safe Actuator Diaphragm Temperature--110 C
- Includes
- 2-5 psi spring is packed in box
- Comments
- Replacement for VP525A1101 and VP525A1119
- Operating Humidity Range (% RH)
- 5 to 95% RH
- Connection Size (in.)
- 1/2 in.
- Connection Type
- NPT- Straight Male Union
- Body Pattern
- Two-way
- Spring Range (psi)
- 3 psi to 10 psi
- Spring Range (kPa)
- 21 kPa to 69 kPa
- Air connections
- Push on for 1/4 in. O.D. plastic tubing
- Capacity (Cv)
- 3 Cv
- Capacity (Kv)
- 2.59 Kv
- Valve Action
- Proportional Normally Open
- Valve Type
- Unitary
- Body Pressure (psi)
- 150 psi
- Body Pressure (kPa)
- 1034 kPa
- Maximum Diaphragm Pressure (psi)
- 30 psi
- Maximum Diaphragm Pressure (kPa)
- 205 kPa
- Controlled Fluid
- Water,Steam
- Close-off Ratings at Branch Line Pressure
- 55 psid (379 kPa) at 20 psi (138 kPa)
