Product Specifications

Application

HVAC

Includes

Position Indication ; Push Button for manual operation

Used With

MB-NSR-SWITCH Aux Switch Kit

Item Type

Product

Mounting

ASME/ANSI Class 150 Flange

Frequency

50 Hz ; 60 Hz

Approvals, Underwriters Laboratories Inc.

C/US Listed

Voltage

24 Vac ; 24 Vdc

Approvals, CE

Certified

Enclosure

NEMA 2 IP54

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)

Pipe Size (inch)

3 in.

Pipe Size (DN)

DN80

Fluid Temperature (C)

-30 C to 204 C

Fluid Temperature (F)

-22 F to 400 F

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

150 psi

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

1034 kPa

Capacity (Cv)

at 60 degrees stroke--125 Cv; at 90 degrees stroke--228 Cv

Capacity (Kv)

at 60 degrees stroke--108 kvs; at 90 degrees stroke--197 kvs

Valve Action

Normally Closed

Valve Type

Butterfly

Controlled Fluid

Chilled or hot water- up to 60% glycol ; on/off steam control up to 50 psi

Materials (Body)

Carbon steel

Materials (Seat)

RTFE

Materials (Stem)

17-4 PH stainless

Flow Characteristic

Modified Linear, Unidirectional

Actuation

MBE7LRF2/U Modulating, electronic fail-safe, actuator included

Static Pressure Rating (psi)

285 psi

Static Pressure Rating (kPa)

1965 kPa

Flange Bolts

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

Materials (Plug/Ball/Disc)

316 stainless steel