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Immingham Storage Co Ltd – Immingham East Terminal - No4 Switchroom Tank Overfill Safety Instrument System
Logic Panel Factory Acceptance Test Procedure
P & I Design Ltd
DOCUMENT NO: SI483005_RPT
2 Reed Street, Thornaby, UK, TS17 7AF
ISSUE: A DATE: 05.03.13
Tel: + 44 (0)1642 617444
PAGE 10 OF 19
Fax: + 44 (0)1642 616447
www.pidesign.co.uk4.2.2 MANUAL SHUTDOWN - BUND ISOLATION PUSHBUTTONS
Equipment Required
Multi-meter, hand tools, links, yellow highlighter, red pen.
Purpose of Test
To verify the functionality of the bund isolation pushbutton logic.
To verify correct BPCS interface status.
To verify the functionality of an ESD fuse failure.
To verify the functionality of an ESD open circuit failure.
Method Of Test
4.2.2.1
Simulate a volt free input to each isolation relay in the system. Incoming
terminals linked isolation relay energised, incoming terminals open circuit
isolation relay de-energised. Each relay to be tested for energised to de-energised
to simulate isolation pushbutton action.
4.2.2.2
Confirm BPCS status on outgoing terminals, outgoing terminals to
BPCS closed circuit whilst relay energised, open circuit whilst relay de-
energised.
4.2.2.3
Remove and replace associated fuse for each isolation, confirm isolation
relay de-energised whilst removed.
Result
1.
Tank 561 Isolation R296.
2.
Tank 564 Isolation R376.
3.
Tank 568 Isolation R456.
Actions/Comments
Sign
Date
Tested by