Technical Specifications; Vg7000 Series Bronze Control Valves (Part 1 Of 2 ) - Johnson Controls VG7000 Series Installation Instructions Manual

Technical Specifications

VG7000 Series Bronze Control Valves (Part 1 of 2 )

1
Service
Valve Body Size/Cv (kv)
Valve Stroke
Valve Body Rating
Valve Ambient Operating
Temperature Limits
Valve Assembly Maximum
Allowable Pressure/Temperature
Leakage
Inherent Flow Characteristics
2
Rangeability
Spring Range Pneumatic
Actuators
Maximum Recommended
Operating Pressure Drop
Maximum Actuator Supply
Pressure (Pneumatically
Actuated Valves Only)
Materials
Hot Water, Chilled Water, 50/50 Glycol Solutions, or Steam for HVAC
Systems (Fluid Group 1 According to 67/548/EEC)
1/2 in. 0.73 (0.63), 1.8 (1.6), and 4.6 (4.0)
3/4 in. 7.3 (6.3)
1 in. 11.6 (10)
1-1/4 in. 18.5 (16)
1-1/2 in. 28.9 (25)
2 in. 46.2 (40)
5/16 in. (8 mm) for 1/2 or 3/4 in. Valves
1/2 in. (13 mm) for 1 and 1-1/4 in. Valves
3/4 in. (19 mm) for 1-1/2 and 2 in. Valves
Meets Requirements of ANSI B16.15, Class 250 (EN 12360).
35 to 150°F (2 to 65°C)
Steam Brass Trim: 35 psig (241 kPa) Saturated Steam at 281°F (138°C)
SS Trim: 100 psig (690 kPa) Saturated Steam at 338°F (170°C)
Water Brass Trim: 400 psig (2,756 kPa) up to 150°F (66°C), Decreasing to 365
psig (2,515 kPa) at 248°F (120°C)
SS Trim: 400 psig (2,756 kPa) up to 150°F (66°C), Decreasing to 308 psig
(2,122 kPa) at 338°F (170°C)
Brass Trim 0.01% of Maximum Flow per ANSI/FCI 70-2, Class 4
SS Trim 0.05% of Maximum Flow
Two-Way Equal Percentage
Valves
Three-Way Linear
Mixing Valves
> 25:1 for the 1/2 in. size, Cv 0.73, valve bodies
> 100:1 for all other VG7000 series valves
3 to 6 psig (21 to 41 kPa) for All Except MP8000;
3 to 7 psig (21 to 48 kPa) for MP8000 Only;
4 to 8 psig (28 to 55 kPa);
9 to 13 psig (62 to 90 kPa)
Steam Brass Trim: 15 psig (103 kPa) for All Valve Sizes
SS Trim: 100 psig (690 kPa) for All Valve Sizes
Water Brass and SS Trim: 35 psig (241 kPa) for 1/2 through 1-1/4 in. Valves; 30
psig (207 kPa) for 1-1/2 and 2 in. Valves
25 psig (172 kPa) Maximum
Body: Cast Bronze
Bonnet: Brass
Brass Trim Stem: Stainless Steel
Plug: Brass
Seat: Brass Against Molded Elastomeric Disk
Packing: Self-Adjusting Ethylene Propylene Rubber (EPR) Ring Pack
U-Cups
SS Trim Stem: Stainless Steel
Plug: Stainless Steel
Seat: Stainless Steel
Packing: Spring Loaded Polytetrafluoroethylene (PTFE) and Elastomer
V-Rings
VG7000 Series Bronze Control Valves Installation Instructions
7