LEGEND OF GRAPHICAL SYMBOLS (ALL CONTACTS SHOWN IN THE DE-ENERGISED STATE)
GENERAL
ISOLATORS & TERMINALS
RELAYS & TIMERS
CONTACTORS & OVERLOADS
SWITCHES
SI144023_DWG
PT1407
PT1408
PT1409
PTB1410
P & I
DESIGN
P & I Design Ltd
Tel. 01642 617444
www.pidesign.co.ukSeal Sands Storage Ltd.
Seal Sands Terminal
Seal Sands
Middlesbrough
TS2 1UB
inter
terminals
TRIP 2
TRIP 1
TRIP 2
TRIP 1
TRIP 2
TRIP 1
TRIP 2
TRIP 1
D
D
D
D