B311
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B311 | Belimo | Control Valves

3-WAY 1/2IN BVALVE CV = 1.9

Manufacturer:Belimo

MPN:B311

SKU:B311

List Price:

171.00

Today's Price:

95.76



USD
Availability: 1 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 family specifications

Size

2-way 1/2″ - 3″

3-way 1/2″ - 2″

Cv Range

2-way 0.8 to 240

3-way 0.3 to 83

Body Pattern

Two-way, three-way mixing or diverting

Flow Characteristic

Two-way equal percentage, three-way linear

Leakage Rating

0% for port A to AB; 2% maximum for port B to AB

Maximum Closeoff Pressure

1/2″-2″ 200 psig (1380 kPa)(2″ Cv 57 and under)

2″-3″ 100 psig (2″ Cv 65 and above)

Materials Of Construction

Forged brass body with nickel plating, chrome plated (or stainless steel) ball, PTFE Teflon® seals, Tefzel® characterized disc, EPDM o-rings

Media Compatibility

Hot or chilled water, <60% glycol

Media Temperature Range

0° to 250℉ (-18° to 120℃)

Compatible Actuators

Non-spring return TR, LRB, NRB, ARB; spring return TF, LF, AF

Pressure Drop

Maximum differential pressure 30 psid (207 kPa), higher could cause noise and/or damage

Pressure Rating

Two-way

1/2" to 1-1/4" 600 psig (4135 kPa)

1-1/4" (B231) to 3" 400 psig (2758 kPa)

Three-way

1/2" to 1" 600 psig (4135 kPa)

1-1/4" to 2" 400 psig (2758 kPa)

Approvals

CSA, CE

Warranty

5 years

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

3-WAY 1/2IN BVALVE CV = 1.9

Manufacturer

Belimo

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