442-443 / 443
Customer:
Plant:
Project :
1
MAX
MAX
Shield grounding bar
Actual = 80M (LF364010_SCH)
Actual = 75M (LF364010_SCH)
Main Earth Terminal
II
1 G ia IIC T5
Ex II ( 1 ) G D [EEx ia ] IIC T6
V
mA
W
Cc2:
μF/km =>
μF Cc1:
μF/km =>
μF Cct:
μF
µF
Lc2:
2 x
mH/km =>
mH Lc1:
2 x
mH/km =>
mH Lct:
mH
mH
Lc2/Rc2:
mH/
W
Lc1/Rc1:
mH/
W
Lct/Rct:
W
Rc2:
2 x
W
/km =>
W
Rc1:
2 x
W
/km =>
W
Rct:
W
W
0
0
0 0 0
1
0
-1 0 0
IIA IIC 1 3
IIA
IIC
11 # 22 IIC
T3 3 5
T3
T5
5 6
5 6 5 T5
Uo
V
V
Io
mA
mA
Po
W
W
Co
µF
µF
Lo
mH
mH
Lo/Ro
L/R
Resistance
Ex
EEx
I current
Power
Capacitance
Inductance
Ii:
Certification
Ui
Ii
Pi
Lct/Rct
(Ci+Cct) Ceq
(Li+Lct) Leq
Specification
Manufacturer
Model
Description
Certificate No.
Voltage
25.8
Li:
Nemko03ATEX1612X
V
mA
0.0425
0.085
0.1010
2.5
0.115
Ri:
Uo:
Io:
Po:
Co:
Lo:
Ro:
Ui:
Pi:
Ci:
W
µF
mH
2.5
0.10000
1.12900
BS5308 Part 1 Type 2
LF364009_SPC
500
500
EEx-i ISOLATOR
CABLE 1
5 x 2 x 1.5mm²
CABLE 2
JUNCTION BOX
1 x 2 x 1.5mm²
Rev
LF364 - LFS-SIS1
Sheet :
Temperature Class
Gas Group
IIA
T3
of
Local Fuel PLC
Shoreham Oil Terminal
A
Drexelbroook IntelliPoint
with KFD2-CRG2-Ex1.D
Trip Amplifier/Barrier
App
BY Check
HAZARDOUS AREA
INTRINSICALLY SAFE
CIRCUIT CALCULATION
Calculation
N° :
LF364014_CAL
SAFE AREA
PP DBF DSR 28/05/15
Date
Multiple twisted pairs - SWA armoured
Pepperl & Fuchs
P + F
KFD2-CRG2-
Ex1.D
Cable 1 + Cable 2
Additive
Tanks SIS
IS JB
Cable 2
Cable 1
P&I Design Ltd
0.72
<
<
30.0
140
1.00
<
25.8
112
OK
THIS VERIFICATION IS NOT NECESSARY AS THE OTHER RELATIONSHIPS (CAPACITANCE, INDUCTANCE AND RESISTANCE) ARE VERIFIED
LF364002_SPC
Supply by
P&I Design Ltd
Verification Calculations
Final calculation result
>
>
VERIFIED
OK
>
>
OK
OK
0
0.9840
0.040
0.4920
12.300
24.600
0.4920
12.30
0.4920
0.0575
12.30
0.4920
0.040
12.300
Drexelbrook
Safety
IntelliPoint
RF
Loop Sheet No.
LF364082_DWG - LE18A
LF364083_DWG - LE21
EEx-(ia) SENSOR
30.0
140
1.00
0.1450
0.0000
Drexelbrook
IntelliPoint
RF Level Sensor
Plant Temp Class
Inst. Temp Class
Plant Zone Process
Inst. Zone Process
Plant Gas Group Inst. Gas Group
Plant Zone Elect.
Inst. Zone Elect.
<
0.1010
OK
OK
OK
OK
<
OK
OK
1
Verification Checks
LF364081_DWG - LE18
LF364080_DWG - LE11
Zone
0
KFD2-CRG2-Ex1.D
Barrier/Trip Amplifier
1
Process
0.1000
TUV 01 ATEX 1701
112
0.720
Electronics
BS5308 Part 1 Type 2
Single twisted pair - SWA armoured
Cable Calculations:
Leq = (Cable mH/km x 2 x Cable Length in m /1000) + Field Instrument mH
Ceq = (Cable μF/km x Cable Length in m /1000) + Field Instrument μF