Hindustan Petroleum Corporation Limited
Hindustan Petroleum Corporation Limited
Hindustan Petroleum Corporation Limited
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HINDUSTAN PETROLEUM CORPORATION LIMITED<br />
LPG PROJECTS, HINDUSTAN BHAVAN-3, 8 S.V. MARG, BALLARD ESTATE,<br />
MUMBAI-400001<br />
TECHNICAL SPECIFICATION FOR<br />
REMOTE OPERATED CONTROL VALVES<br />
A. FOR VALVES FROM ITEM NOS. 1 TO 4<br />
1. The control valve shall be furnished complete with air filter regulator set, limit switches,<br />
solenoid valve and quick exhaust valve which shall be mounted on the control valve.<br />
2. The air filter regulator, solenoid valve and quick exhaust valve shall be pre-tubed with control<br />
valve. The connection size shall be 3/8" NPT.<br />
3. All electrical accessories, such as limit switch, solenoid valve should be explosion proof<br />
suitable for (NEC) class 1 DIV 1 Group B, C, D and weather proof to IP65.<br />
4. The solenoid valves shall be energized under 'normal' process conditions and suitable for<br />
operation on 230 VAC.<br />
5. Solenoid valves shall be of the "no-voltage-release-auto-reset" type. When "tripped", latching<br />
shall not be possible until solenoid is restored / reset to its energized position.<br />
6. Cable entry sizes of solenoid valves and limit switches shall be 1/2" NPT (F).<br />
7. Wires from solenoid valve shall be terminated inside a flameproof terminal box.<br />
8. The body material of solenoid valve shall be Brass / Aluminum alloy / Stainless steel.<br />
9. Vendor shall submit along with quotation technical literature describing operational features,<br />
dimensions, standard adopted and other details for purchasers review.<br />
10. Instrument supplied shall be suitable for operation in an ambient temperature range 5 degree<br />
C to 55 degree C.<br />
11. Solenoid valves shall be of ASCO make or approved imported equivalent only.<br />
12. Filter Regulator shall be of FESTO make or approved imported equivalent with<br />
Borosilicate bowl with metal shroud for outdoor application.<br />
13. Closure time for the ROV shall be less than 3 seconds.<br />
14. Quick closing facility shall be available in manual mode also.<br />
15. The actuator shall be AUDCO or imported and the approved manufacturers are BETTIS<br />
(USA), KTM (JAPAN), ROTARK (UK), BIFFI(ITALY), HYTORQ(UK),<br />
ELOMATIC(HOLLAND), NELES-JAMESBERY,TYCO-KEYSTONE<br />
16. The valve shall be metal seated Pressure balanced Ball valve of fire safe design with API<br />
monogram.
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