B316+TFRX24-3 1/2 in. 3-Way CCV with Spring Return Actuator, 24 VAC/DC, Floating
Mixing or diverting ball valve for chilled or hot water, up to 60% glycol, with on/off or floating control. Fail position (open or closed) is set at the factory; state it when ordering.
Key Features
- Cv: 16
- Close-off: 200 psi
- Control: on/off or floating
- Running time: 95 s
Product Specifications
| Manufacturer | Belimo |
|---|
| Model | B316TFRX243 (B316+TFRX24-3) |
|---|
| Valve | B316 |
|---|
| Valve size | 0.5" (15) |
|---|
| Fluid | chilled or hot water, up to 60% glycol |
|---|
| Fluid Temp Range (water) | 0 to 250 deg F (-18 to 120 deg C) |
|---|
| Body Pressure Rating | 600 psi |
|---|
| Close-off pressure | 200 psi |
|---|
| Flow | A-port: as stated in chart B-port: 70% of A–AB Cv |
|---|
| Flow characteristic | A-port equal percentage, B-port modified for constant common port flow |
|---|
| Leakage rate | 0% for A–AB, <2.0% for B–AB |
|---|
| Pipe connection | Internal thread NPT (female) |
|---|
| Servicing | maintenance-free |
|---|
| Flow Pattern | 3-way Mixing/Diverting |
|---|
| Controllable flow range | 75 deg |
|---|
| Cv | 16 |
|---|
| No Characterized Disc | TRUE |
|---|
| Valve body | Nickel-plated brass body |
|---|
| Stem | stainless steel |
|---|
| Stem seal | EPDM (lubricated) |
|---|
| Seat | PTFE |
|---|
| Characterized disc | TEFZEL |
|---|
| O-ring | EPDM (lubricated) |
|---|
| Ball | stainless steel |
|---|
| Suitable actuators, non-spring return | TR LRB(X) LRQB(X) NRB(X) N4 |
|---|
| Suitable actuators, spring return | TFRB(X) LF |
|---|
| Application | This valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable or constant flow. This valve is not suitable for use as a change over valve. |
|---|
Actuator: TFRX24-3
| Nominal voltage | AC/DC 24 V |
|---|
| Nominal voltage frequency | 50/60 Hz |
|---|
| Nominal voltage range | AC 19.2 to 28.8 V / DC 21.6 to 28.8 V |
|---|
| Power consumption in operation | 2.5 W |
|---|
| Power consumption in rest position | 1W |
|---|
| Transformer sizing | 4 VA |
|---|
| Overload Protection | electronic throughout 0 to 95 deg rotation |
|---|
| Position feedback U note | No Feedback |
|---|
| Direction of motion motor | selectable with switch 0/1 |
|---|
| Direction of motion fail-safe | reversible with cw/ccw mounting |
|---|
| Angle of rotation | Max. 95 deg |
|---|
| Angle of rotation note | adjustable with mechanical stop |
|---|
| Running time (motor) | 95 s |
|---|
| Running time fail-safe | <25 s @ 68 deg F (20 deg C) |
|---|
| Sound power level motor | 35 dB(A) |
|---|
| Sound power level, fail-safe | 62 dB(A) |
|---|
| Position indication | Mechanical |
|---|
| Power source UL | Class 2 Supply |
|---|
| Degree of protection NEMA/UL | NEMA 2 |
|---|
| Housing | UL Enclosure Type 2 |
|---|
| Agency Listing | cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2014/30/EU |
|---|
| Quality Standard | ISO 9001 |
|---|
| UL 2043 Compliant | Suitable for use in air plenums per Section 300.22(C) of the NEC and Section 602 of the IMC |
|---|
| Ambient humidity | Max. 95% RH, non-condensing |
|---|
| Ambient temperature | -22 to 122 deg F (-30 to 50 deg C) |
|---|
| Storage temperature | -40 to 176 deg F (-40 to 80 deg C) |
|---|
| Servicing | maintenance-free |
|---|
| Weight | 1.3 lb (0.59 kg) |
|---|
| Housing material | UL94-5VA |
|---|
