Valve/actuator assembly, modulating 2-10V DC, 24V AC/V DC, NEMA 2, MB-NSR-SWITCH/U, valve size 2.5, auxiliary switch present, 2.5 and 3"
Resilient seat butterfly valves provide control for HVAC systems. Applications include chilled water, hot water, cooling tower water, and thermal storage systems.
Features & Benefits:
- Mixing or diverting control
- Modified linear flow characteristic
- Standard cast iron pipe T included
- Multiple port configurations available to fit different applications
- Bi-directional flow
- 304 stainless steel disks; stainless steel valve stem
- Ductile iron valve body for increased strength and durability
- EPDM resilient valve seat doubles as flange gasket
- Bubble-tight seat leakage at rated close-off pressure
Certifications:
- Actuators on 12-inch or Smaller Valves:
- cULus According to UL60730-1A/-2-14
- CAN/CSA E60730-1:02
- CE According to 2004/108/EC and 2006/95/EC
- Actuators on 14-inch and Larger Valves:
- ISO
- CE
- cCSAus