B313B+TR24-SR/300 US 1/2 in. 3-Way CCV with Non-Spring Return Actuator, 24 VAC/DC, 2-10V
Mixing or diverting ball valve for chilled or hot water, up to 60% glycol, with modulating 2-10 VDC control. Holds position on power loss.
Key Features
- Cv: 4.7
- Close-off: 200 psi
- Control: 2-10 VDC
- Running time: 90 s
Product Specifications
| Manufacturer | Belimo |
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| Model | B313BTR24SR300US (B313B+TR24-SR/300 US) |
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| Valve | B313B |
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| Valve size | 0.5" (15) |
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| Fluid | chilled or hot water, up to 60% glycol |
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| Fluid Temp Range (water) | 0 to 250 deg F (-18 to 120 deg C) |
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| Body Pressure Rating | 600 psi |
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| Close-off pressure | 200 psi |
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| Flow | A-port: as stated in chart B-port: 70% of A–AB Cv |
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| Flow characteristic | A-port equal percentage, B-port modified for constant common port flow |
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| Leakage rate | 0% for A–AB, <2.0% for B–AB |
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| Pipe connection | Internal thread NPT (female) |
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| Servicing | maintenance-free |
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| Flow Pattern | 3-way Mixing/Diverting |
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| Controllable flow range | 75 deg |
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| Cv | 4.7 |
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| Valve body | Nickel-plated brass body |
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| Stem | nickel-plated brass |
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| Stem seal | EPDM (lubricated) |
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| Seat | PTFE |
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| Characterized disc | TEFZEL |
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| O-ring | EPDM (lubricated) |
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| Ball | chrome plated brass |
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| Suitable actuators, non-spring return | TR LRB(X) |
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| Suitable actuators, spring return | TFRB(X) LF |
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Actuator: TR24-SR/300 US
| Nominal voltage | AC/DC 24 V |
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| Nominal voltage frequency | 50/60 Hz |
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| Nominal voltage range | AC 19.2 to 28.8 V / DC 21.6 to 28.8 V |
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| Power consumption in operation | 0.5 W |
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| Transformer sizing | 1 VA |
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| Overload Protection | electronic throughout full rotation |
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| Operating range Y | 2 to 10 V |
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| Operating range Y note | 4 to 20 mA w/ ZG-R01 (500 Ω, 1/4 W resistor) |
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| Input impedance | 100 kΩ for 2 to 10 V (0.1 mA), 500 Ω for 4 to 20 mA |
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| Direction of motion motor | selectable with switch |
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| Manual override | push down handle |
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| Angle of rotation | 90 deg |
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| Running time (motor) | 90 s / 90 deg |
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| Sound power level motor | 35 dB(A) |
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| Position indication | integrated into handle |
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| Power source UL | Class 2 Supply |
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| Degree of protection IEC/EN | IP40 |
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| Degree of protection NEMA/UL | NEMA 1 |
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| Housing | UL Enclosure Type 1 |
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| Agency Listing | cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02 CE acc. to 2014/30/EU and 2014/35/EU |
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| Quality Standard | ISO 9001 |
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| UL 2043 Compliant | Suitable for use in air plenums per Section 300.22(C) of the NEC and Section 602 of the IMC |
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| Ambient humidity | Max. 95% RH, non-condensing |
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| Ambient temperature | -22 to 122 deg F (-30 to 50 deg C) |
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| Storage temperature | -40 to 176 deg F (-40 to 80 deg C) |
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| Servicing | maintenance-free |
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| Weight | 0.70 lb (0.32 kg) |
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| AC/DC 24 V, modulating | Override control (frost protection circuit) |
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