Product Specifications

Application

HVAC

Includes

Position Indication ; Push Button for manual operation

Used With

MB-NSR-N4HEAT Optional Heater Kit for NSR NEMA 4 Actuators (Must be ordered with valve, factory installed) ; MB-NSR-SWITCH Aux Switch Kit

Item Type

Product

Mounting

ANSI Class 125/150 flange compatible

Frequency

50 Hz ; 60 Hz

Approvals, Underwriters Laboratories Inc.

C/US Listed

Voltage

24 Vac ; 24 Vdc

Approvals, CE

Certified

Enclosure

NEMA 4X IP66/67 (optional heater available, must order with valve and be factory installed)

Ambient Temperature Range (F)

Actuator-- -22 F to 122 F

Ambient Temperature Range (C)

Actuator-- -30 C to 50 C

Connection Type

Lugged

Body Pattern

3-way (Mixing or Diverting)

Pipe Size (inch)

2.5 in.

Pipe Size (DN)

DN65

Fluid Temperature (C)

-30 C to 121 C

Fluid Temperature (F)

-22 F to 250 F

Maximum Differential Pressure Ratings (Close-off) (psi)

200 psi

Maximum Differential Pressure Ratings (Close-off) (kPa)

1380 kPa

Capacity (Cv)

at 60 degrees stroke--75 Cv; at 90 degrees stroke--196 Cv

Capacity (Kv)

at 60 degrees stroke--65 kvs; at 90 degrees stroke--170 kvs

Valve Type

Butterfly

Controlled Fluid

Chilled or hot water with up to 60% Glycol. Not for use with steam or fuels.

Materials (Body)

Epoxy powder coated ductile iron ASTM A536

Materials (Seat)

EPDM

Materials (Stem)

416 stainless steel

Flow Characteristic

Modified Linear

Actuation

MBP7LRN4/U Modulating, fail-in-place, actuator included

Static Pressure Rating (psi)

232 psi

Static Pressure Rating (kPa)

1600 kPa

Flange Bolts

4, Flange Bolt Thread--0.625 in. -11 pitch

Materials (Plug/Ball/Disc)

304 stainless steel