Relay
I FC95A D
&
B D
GEK-49950
TABLE I
Freq uency
(Hertz)
50
60
Cu rrent Ranges
(A mperes)
0. 5- 4.0
1.0- 1 2.0
Avai lab le taps for the ti me-overcu rrent u nit are show n in Table I I.
Range
(A mperes)
0. 5- 4.0
TABLE I I
Taps Avai l able
(A mperes)
0.5, 0. 6, 0.7, 0.8, 1.0, 1. 2, 1. 5, 2.0, 2. 5, 3.0, 4.0
1 - 1 2
1.0, 1.2, 1.5, 2.0, 2. 5, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 1 0.0, 1 2. 0
The one-seco nd thermal rati ngs are listed i n Tab le I l l.
Model
I FC95
Ti me-Overcu rrent U nit
(A mperes)
0. 5- 4.0
1.0- 1 2.0
TABLE I l l
One-Second Rati ng , A ny Tap
(A mperes)
82
1 64
K
6724
1 6896
Rati ngs less than one second may be calculated accordi ng to the f ormu la I
=
v'Klf,
w here
T is the ti me i n seconds that the cu rrent flows.
The conti n uous rati ngs for the ti me-overcu rrent unit are show n i n Tables IV and V.
TABLE IV
0.5 - 4.0 A M PE RE RANGE RAT INGS
Model
IFC95
Tap
0. 5
0.6
0.7
0.8
1. 0
1. 2
1. 5
2.0
2. 5
3.0
4. 0
Conti n uous
Current
1. 2
1.4
1.5
1.6
1.9
2. 1
2.4
2.9
3.3
3.7
4. 5
5
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