B207+TFRB120-S 1/2 in. 2-Way CCV with Spring Return Actuator, 100-240 VAC, On/Off
Equal percentage ball valve for chilled or hot water, up to 60% glycol, with on/off control. Fail position (open or closed) is set at the factory; state it when ordering.
Key Features
- Cv: 0.3
- Close-off: 200 psi
- Control: on/off
- Aux switch: 1x SPDT
Product Specifications
| Manufacturer | Belimo |
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| Model | B207TFRB120S (B207+TFRB120-S) |
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| Valve | B207 |
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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 characteristic | equal percentage |
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| Leakage rate | 0% for A–AB |
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| Pipe connection | Internal thread NPT (female) |
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| Servicing | maintenance-free |
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| Flow Pattern | 2-way |
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| Controllable flow range | 75 deg |
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| Cv | 0.3 |
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| Valve body | Nickel-plated brass body |
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| Stem | stainless steel |
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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 | stainless steel |
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| Suitable actuators, non-spring return | TR LRB(X) LRQB(X) NRB(X) N4 |
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| Suitable actuators, spring return | TFRB(X) LF |
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Actuator: TFRB120-S
| Nominal voltage | AC 100 to 240 V |
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| Nominal voltage frequency | 50/60 Hz |
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| Nominal voltage range | AC 85 to 265 V |
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| Power consumption in operation | 2.5 W |
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| Power consumption in rest position | 1.3 W |
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| Transformer sizing | 5 VA |
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| Auxiliary switch | 1x SPDT, 1 mA...3 A (0.5 A inductive), DC 5 V...AC 250 V, adjustable 0 to 95 deg |
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| Switching capacity auxiliary switch | 1 mA...3 A (0.5 A inductive), DC 5 V...AC 250 V |
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| Overload Protection | electronic throughout 0 to 95 deg rotation |
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| Position feedback U note | No Feedback |
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| Direction of motion motor | selectable by ccw/cw mounting |
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| Direction of motion fail-safe | reversible with cw/ccw mounting |
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| Angle of rotation | Max. 95 deg |
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| Running time (motor) | 75 s |
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| Running time fail-safe | <75 s |
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| Sound power level motor | 50 dB(A) |
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| Sound power level, fail-safe | 50 dB(A) |
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| Position indication | Mechanical |
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| Power source UL | Class 2 Supply |
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| Degree of protection NEMA/UL | NEMA 2 |
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| Housing | UL Enclosure Type 2 |
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| Agency Listing | cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2014/30/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 | 1.6 lb (0.70 kg) |
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| Housing material | UL94-5VA |
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| Footnotes | †Rated Impulse Voltage 800V, Type of action 1.AA, Control Pollution Degree 3 |
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