Overview
These single seated valves are used for modulating control of hot / chilled water or steam in heating, ventilating and air conditioning systems. The valves can be operated by linear actuators M6421B and M7421B or by pneumatic actuators MP953.
Features
- Cast iron body with flanged end connections
- Low seat leakage rate
- Metal to metal seating for long life span
- Self adjusting packing
- Accurate positioning to ensure state-of-the-art temperature control
- Easy mounting of direct coupled electric and
pneumatic actuators
- Constant total flow throughout full plug travel
Product Specifications
- Application
- For heating and air conditioning in closed circuit systems; hot/cold water quality, and greenhouses
- Maximum Safe Operating Pressure (kPa)
- 600 kPa
- Used With
- Electric Actuators (1800 N) M6421B or M7421B; Pneumatic Actuators MP953A or MP953C
- Item Type
- Product
- Connection Type
- Flanged per ISO 7005-2
- Pressure Range (psi)
- PN6
- Body Pattern
- Three-way mixing
- Pipe Size (inch)
- 5 in.
- Pipe Size (DN)
- DN125
- Fluid Temperature (C)
- 2 C to 120 C
- Fluid Temperature (F)
- 36 F to 248 F
- Maximum Differential Pressure Ratings (Close-off) (kPa)
- Close off pressure with 1800N motor: 120 kPa
- Capacity (Kv)
- 220 Kvs
- Valve Action
- Stem up to close port A-AB
- Valve Type
- Flanged single seated vlave
- Controlled Fluid
- Water
- Materials (Body)
- Cast iron (GG25)
- Materials (Seat)
- Body Integrated
- Materials (Stem)
- Stainless steel
- Flow Characteristic
- Equal percentage port A-AB, Linear port B-AB
- Stem Travel (in.)
- 1-1/2 in.
- Stem Travel (mm)
- 38 mm
- Materials (Plug/Ball/Disc)
- Plug: Stainless steel, skirt guided
- Materials (Packing)
- Spring-loaded PTFE cone rings
- Leakage
- ≤ 0.1% of kVS port A-AB, ≤ 1% of kVS port B-AB
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