B312B%2FTFRB24-SR-NO

B312B+TFRB24-SR | Belimo | Control Valves

CCV, 0.5", 3 Way, 3 Cv, w/ Spring Return, 24V, Modulating

Manufacturer:Belimo

MPN:B312B+TFRB24-SR

SKU:B312B/TFRBSRNO

List Price:

606.00

Today's Price:

339.36



USD
Availability: 2 In Stock
Available Inventory
These numbers are estimates based on our Memphis location and subject to change without notice based on customer demand.

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product specifications

Actuator Series

TFB(X)

Agency Listings

cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2004/108/EC and 2006/95/EC

Ambient Temperature Range

-22°F to 122°F [-30°C to 50°C]

Angle of Rotation

95°

Application Type

Water

Ball

chrome plated brass

Body

forged brass, nickel plated

Body Pressure Rating (psi)

600

Characterized Disc

TEFZEL®

Close-Off Pressure

200 psi

Control

Modulating

Control Type

Modulating

Controllable Flow Range

75°

Cv

3

Description

CCV, 0.5", 3 Way, 3 Cv, w/ Spring Return, 24V, Modulating

Direction of Rotation (Fail-Safe)

reversible with CW/CCW mounting

Direction of Rotation (Motor)

reversible with built-in switch

Electrical Connection

3 ft [1 m], 18 GA plenum cable with 1/2” conduit connector

End Fitting

NPT female ends

Fail-Safe

Spring Return

Feedback Output U

2 to 10 VDC

Fitting Actuator

TFRB24-SR

Fitting Valve

B312B

Flow Characteristic

A-port Equal percentage; B-port modified linear for constant flow

Flow Characteristic Type

equal percentage

Flow Pattern

3-Way Mixing/Diverting

Housing

NEMA 2, IP42, UL enclosure type 2

Housing Material

UL94-5VA

Humidity

max. 95% RH non-condensing

Input Impedance

100 kΩ (0.1 mA), 500 Ω

Leakage

0% for A to AB, <2.0% for B to AB

Manual Override

No

Media Temperature Range (Water)

0°F to 250°F [-18°C to 120°C]

Noise Level (Motor)

<35 dB (A)

Position Indication

visual indicator, 0° to 95° (0° is full spring return position)

Power Consumption Holding

1 W

Power Consumption Running

2 W

Power Supply

24 VAC ± 20%, 50/60 Hz, 24 VDC ± 10%

Power Supply Type

24V

Product family

Characterized Control Valve

Quality Standard

ISO 9001

Running Time

95 seconds

Running Time (Fail-Safe)

<25 sec

Running Time (Motor)

95 sec

Seat

Teflon® PTFE

Seat O-ring

EPDM (lubricated)

Service

chilled, hot water, up to 60% glycol

Servicing

maintenance free

Shaft Diameter

1/4" to 1/2" round, centers on 1/2"

Size (mm)

0.5" [15]

Stem

nickel plated brass

Storage Temperature Range

-40°F to 176°F [-40°C to 80°C]

Torque

22 in-lbs [2.5 Nm] minimum

Transformer Sizing

4 VA (class 2 power source)

Unit of Measure

PC

Valve Trim

Chrome plated brass

product family features

  • Equal percentage characteristic (2-way)
  • Large Cv range from 0.8 to 170
  • Assembled, ready for installation
  • Spring return or non-spring return actuators
  • Floating, two-position, or proportional control

more information & related documents

Family Description

The B2 Series 2-way ball valves and B3 Series 3-way ball valves are used for two-position, floating or proportional control of HVAC hot or chilled water. Perfect for HVAC applications and Building Automation Systems, BAS, each two-way ball valve and three ball-valve comes assembled with direct coupled Belimo electric actuators with spring return or non-spring return operation.

Kele Description

3W, 1/2, CV=3.0, SR, PROP, 24V, NO

Manufacturer

Belimo

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