Azbil Actival VY5302C Specifications & Instructions Download Page 1

AB-6758 

Specifications/Instructions 

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 All Rights Reserved. 

ACTIVAL™ 

Two-Way Ball Valve with Flanged-End Connection 

General

ACTIVAL Model VY5302C is a flanged-end connection 
two-way valve. It provides a proportional control of 
chilled/hot water of air handling units. 
The valve body is made of bronze. The body rating is PN16. 
It has optimal Cv value and size for controlling air handling 
units. 

This product needs to be integrated with the actuator Model 
MY53X0AX to work. 

Note: For information on wiring and other specifications of the 

actuator Model MY53X0A, refer to Specifications/Instructions 
of the actuator Model MY53X0A. 

Features

The bronze body rated at PN16.

Easy to attach the actuator Model MY53X0A to the
product without needing any tool or adjustment.

Equal-percentage flow characteristic

IMPORTANT: 

When you need to use a third-party controller for
controlling ACTIVAL, please consult with our sales
personnel before installing it.

Model Numbers and Cv Values

Model number 

Valve size 

Cv value 

Weight*1

Maximum pressure drop*2 

Close-off rating 

VY5302C0061 

DN65 

75 

11 kg 

0.35 MPa 

0.5 MPa 

VY5302C0081 

DN80 

110 

12.5 kg 

0.35 MPa 

0.5 MPa 

Note: 
*1  Weight does not include the mass of the actuator.
*2  Do not apply negative pressure to the secondary (outlet) side of the valve.

Summary of Contents for Actival VY5302C

Page 1: ...ions of the actuator Model MY53X0A refer to Specifications Instructions of the actuator Model MY53X0A Features The bronze body rated at PN16 Easy to attach the actuator Model MY53X0A to the product without needing any tool or adjustment Equal percentage flow characteristic IMPORTANT When you need to use a third party controller for controlling ACTIVAL please consult with our sales personnel before...

Page 2: ...mbol inside graphically indicates the prohibited action For example the sign on the left means that disassembly is prohibited Instructs users to carry out a specific obligatory action to prevent possible danger The symbol inside graphically indicates the actual action to be carried out For example the sign on the left indicates general instructions CAUTION Do not freeze this product Doing so may d...

Page 3: ...brine ethylene glycol solution 50 wt max Fluid temperature 0 C to 80 C non freezing Flow characteristic Equal percentage characteristics Rangeability 30 1 Seat leakage 0 01 of rated Cv value Factory preset position Fully open Installation locations Indoor outdoor Note Salt air corrosive gas flammable gas and organic solvent must be avoided Mounting position Refer to Installation Mounting position ...

Page 4: ...he orientation by turning the valve may cause leakage Do not change the orientation of the valve before removing the valve from the piping Installation precautions To remove foreign substances install a strainer on the inflow side of each valve In case where a strainer cannot be installed on the inflow side of the valves install it on the pipe diverting sections Install the valve so that the flow ...

Page 5: ...he inflow outflow and bypass sides Also install a strainer on the inflow side When installing the valve to pipes do not allow any object such as chips to get inside a pipe or valve Valve cannot fully closes or the valve seat may get damaged causing fluid leakage due to a foreign object jammed inside the valve When piping apply to the pipe joints the right quantity of sealing materials such as soli...

Page 6: ...e a in Figure 5 Set both the actuator and the valve in 100 position full open when changing the mounting position If the valve in 0 position is assembled with the actuator in 100 position the actuator puts torque on the closed valve and the gear of the actuator gets damaged Figure 5 Mounting the Actuator onto the Valve Mounting procedure 1 Manually turn the indicator manual lever of the actuator t...

Page 7: ... of the actuator with the mating holes on the valve joint surface 5 Move the lock lever to the left end a groove as an indication as shown in Figure 9 Figure 9 Locked Position Parts Indication and Materials Figure 10 Parts Names and Materials No Name Material 1 Body Bronze equivalent to CuAn5An5Pb5 C DIN EN1982 CAC406 JIS 2 Retainer Electro galvanized cast steel 3 Seat Ring PTFE 4 Ball Cast stainl...

Page 8: ...AB 6758 8 Flow Characteristic Figure 11 Flow Characteristic Diagram 25 50 75 0 100 50 25 75 100 Opening Cv value ...

Page 9: ... input signal applied to the actuator Wiring condition disconnected wires of the actuator Jammed foreign substances Check the power supply Check the connected controller Check the wiring Remove foreign substances by manually opening and closing the valve Fluid leaks when the assembled actuator fully closes the valve Refer to the section Assembling the valve with the actuator Model MY5302C in order...

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Page 12: ...6758 ACTIVAL is a trademark of Azbil Corporation in Japan and in other countries Specifications are subject to change without notice Building Systems Company https www azbil com Rev 3 0 Dec 2019 AB 6758 12 ...

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