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Local Fuel – Shoreham Oil Terminal
Safety Requirement Specification
P & I Design Ltd
DOCUMENT NO: LF364005_RPT
2 Reed Street, Thornaby, UK, TS17 7AF
ISSUE:C DATE: 14.08.15
Tel: + 44 (0)1642 617444
PAGE 17 OF 19
Fax: + 44 (0)1642 616447
www.pidesign.co.uk4.6.5 Tank 5
ID:
LSHH5
Service
Reference:
Tank 5
High High Level in Tank
5 indicates on
Annunciator.
Required SIL:
0
Proof Test Interval:
12 months
Response Time:
Sensor and Logic solver <2
seconds
Activation Method:
De-energise to trip (See G.R.)
Manual reset:
n/a
Safe State
Nuisance Trip
Requirements:
<1 in 10 years
Flow to tank stopped,
Manual valve closed.
Diagnostics:
Required
Manual Shutdown:
Via Manual Control and site ESD
pushbutton
Regulatory Reqs.:
BS-EN61511
Process Setpoint:
10761 mm
(Reference 1)
External Alarm
Annunciated in Control Room
Notes:
4.6.6 Tank 6
ID:
LSHH6
Service
Reference:
Tank 6
High High Level in Tank
6 indicates on
Annunciator.
Required SIL:
0
Proof Test Interval:
12 months
Response Time:
Sensor and Logic solver <2
seconds
Activation Method:
De-energise to trip (See G.R.)
Manual reset:
n/a
Safe State
Nuisance Trip
Requirements:
<1 in 10 years
Flow to tank stopped,
Manual valve closed.
Diagnostics:
Required
Manual Shutdown:
Via Manual Control and site ESD
pushbutton
Regulatory Reqs.:
BS-EN61511
Process Setpoint:
10381 mm
(Reference 1)
External Alarm
Annunciated in Control Room
Notes: