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VPro MA Series Instruction Manual

Ball valve

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NIPPON VALVE CONTROLS, INC.
Please read this manual before installation and use.
GENERAL
This series is suitable for original or bypass valve in
piping system.
The plate of position indicator is newly designed.
It's very easy to recognize even from a distant
place.
The position of manual handle can be changed, so
this valve can be installed in any piping systems.
Manual operation
Lever
Gear
Valve
GS type For Wafer. (JIS 10K / 20K)
PRODUCT CODE
GS type
(V-port)
(Full port)
(Standard port)
(1) Actuator
MA-
(2) Valve
GS
(3) Manual operation
L : Lever
G : Gear
(4) Hyphen
Instruction manual
MA- SERIES Ball Valve GS
M A - G S L
M A - G S
M A - G S
(1)
(2) (3) (4) (5) (6) (7) (8)
(5) Connection
3 : JIS 20K
(6) Body material
U : SCS14A
(7) Ball material
U : SCS14A
Lever
-
3 U U
V
-
3 U U
-
-
3 U U
R
(9)
(8) Seat material
G : R-PTFE
K : PEEK
I : API
C : R-PEEK
M : SUS316 + Stellite
(9) Size [mm]
ex. 25 A ® 025
(10) Option
LA : Limit switch for OPEN / SHUT signal.
1/5
OSYGS23B-EN
Gear
-
-
-
(10)
SP-1531

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Summary of Contents for VPro MA Series

  • Page 1 OSYGS23B-EN Instruction manual NIPPON VALVE CONTROLS, INC. MA- SERIES Ball Valve GS SP-1531 Please read this manual before installation and use. GENERAL This series is suitable for original or bypass valve in piping system. The plate of position indicator is newly designed. It's very easy to recognize even from a distant place.
  • Page 2 OSYGS23B-EN VALVES SPECIFICATIONS Water Air, Gas Steam Chemicals Sea water Slurry Negative pressure type Valve type Design 2-way, Wafer V-port Full port Standard port Connection JIS Flanges 10K / 20K Fluid Max pressure 2 MPa Size [mm] V015 to V032 015 to 080 R040 to R150 Material...
  • Page 3 OSYGS23B-EN INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS MANUAL LEVER DIMENSIONS GEAR DIMENSIONS OPEN SHUT φK Handle Lever [mm] Valve size [mm] Hex bolt Valve size [mm] K [mm] Actuator MAG-F07 R100 M5×15 R125 MAG-F10 R150 M6×15 HANDLING OF GEAR M8×15 R100 •...
  • Page 4: Installation

    OSYGS23B-EN INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS HANDLING & STORAGE TIGHTEN THE GLAND NUTS HANDLING • Check that there is no leakage from the gland Do not drop or throw the product as it may break. packing. STORAGE • If it leakage, tighten gland nuts by alternately. •...
  • Page 5: Troubleshooting

    OSYGS23B-EN INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS TROUBLESHOOTING Problem Cause Solution Stop in the • Biting of Remove a foreign mid position. valve seat. object. • The scale has adhered to the valve ball. Leakage • Valve cap get Replace the valve. from loose.