VG1245DRH938BGC
Details
Details
VG1245DRH938BGC 1-1/4 in. NPT 2-Way Ball Valve, 29.2 Cv, with VA9208-BGC-3 Spring Return Actuator, Normally Open, On/Off, 24 VAC/DC
Opens on power loss by spring return in about 21 seconds.
Includes the M9000-561 thermal barrier for hot water to 284 deg F or 15 psi saturated steam.
Drives open or closed from a 24 VAC/DC on/off signal; no proportional or floating input.
Key Features
- Cv: 29.2
- Close-off: 200 psi
- Ball and stem: 300 Series stainless steel
- Torque: 70 lb-in
- Auxiliary switches: two SPDT
Product Specifications
| Manufacturer | Johnson Controls |
|---|---|
| Model | VG1245DRH938BGC |
| Valve | VG1245DR forged brass ball valve, 2-way |
| Size and connection | 1-1/4 in. (DN32) NPT |
| Cv | 29.2 (Kvs 25.0) |
| Flow characteristic | Equal percentage |
| Close-off pressure | 200 psi |
| Service | Hot water, chilled water, 50/50 glycol, 15 psig saturated steam |
| Fluid temperature | -22 to 284 deg F (-30 to 140 deg C) water; 15 psig saturated steam at 250 deg F (with M9000-561 thermal barrier, included) |
| Fail position | Spring opens (normally open) |
| Ball and stem | 300 Series stainless steel |
| Body pressure rating | 580 psig (PN40); 464 psig at 284 deg F |
| Body | Forged brass |
| Seats | Graphite-reinforced PTFE with EPDM O-ring backing |
| Stem seals | EPDM double O-rings |
| Maximum recommended operating pressure drop | 50 psid (340 kPa) |
| Rangeability | Greater than 500:1 |
| Leakage | 0.01% of maximum flow per ANSI/FCI 70-2, Class 4 |
| Actuator | VA9208-BGC-3 electric spring return, on/off, direct mount |
| Power | 24 VAC (18-30 VAC) 50/60 Hz, 6.1 VA running, 1.2 VA holding; or 24 VDC (21.6-28.8 VDC), 3.5 W running, 0.5 W holding; Class 2 |
| Minimum transformer size | 7 VA per actuator |
| Auxiliary switches | Two SPDT, double-insulated, gold over silver contacts: 24 VAC 50 VA pilot duty; 120 VAC 5.8 A resistive, 1/4 hp, 275 VA pilot duty; 240 VAC 5.0 A resistive, 1/4 hp, 275 VA pilot duty |
| Rated torque | 70 lb-in (8 Nm) running; 70 lb-in spring returning at standard temperatures, 53 lb-in (6 Nm) at extended temperatures |
| Rotation | 95 deg maximum |
| Running time | 55 to 71 seconds for 90 deg; 60 seconds nominal at full load |
| Spring return time | 13 to 26 seconds at room temperature; 21 seconds nominal at full load; 39 seconds maximum at -4 deg F |
| Life | 60,000 full stroke cycles |
| Audible noise | Less than 47 dBA running, 20 dBA holding, 52 dBA spring returning, at 1 m |
| Electrical connections | 48 in. (1.2 m) UL 758 Type AWM halogen-free cable, 18 AWG; separate 48 in. cable for auxiliary switches |
| Conduit connections | Integral connectors for 3/8 in. flexible metal conduit |
| Actuator ambient operating | -40 to 140 deg F (-40 to 60 deg C), 90% RH maximum, noncondensing |
| Actuator enclosure | NEMA 2 (IP54), all mounting directions |
| Actuator compliance | UL Listed (CCN XAPX, File E27734); cUL; CE; RCM |