GE IFC51A AND 518 User Manual

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GEK-45375
Both the Hi -Seismic target and sea 1-i n unit and the Hi -Seismic instantaneous unit have the letters
"Hi-G" molded into their target blocks to distinguish them as Hi-Seismic units. Seismic Fragility Level
exceeds peak axial acceleration of 'IOg's(4g ~PA) when tested us·ing a biaxial multi-frequency input motion
to produce a Required
Response Spectra (RRSJ 'in accordance with the IEEE Proposed Guide for Seismic Te.st-
·ing of Relays, P501, May, 1977.
RATINGS
The relays are designed for operation in an ambient air temperature from -20°C to +55°C.
Ranges for the time overcurrent unit are shown in Table l.
TABLE l
---
-,-----··
I Current Range
, (Amperes J
Available taps for the time overcurrent
unit are shown in Table 2.
1
Taps Available
·----"'(A"'"ll)E_eres)
-------------
0.5 - 4.0
0.5, 0.6, 0.7, 0.8, 1.0, l .2, l .5, 2.0, 2.5, 3.0, 4.0
l -
12 ____ l~~:-· 1.5, 2.0, 2.5, 3,0, 4.0, 5,0, 6.0, 7.0, 8.0, 10.0, 12.0
The one second thermal ratings are listed in Table 3.
JABLE 3
---- --·---------
Model
Time Overcurrent Unit One
!----··--
__ .{_Amperes L_ __ ,_,_ __
IFC51 0.5 - 4.0
1------+---'lcc· ~o __ -_,_,12,.,.'""o ____ ._
IFC53
0.5 - 4.0
-i.O - 12.0
IFC77 0.
5
-
4
.o
,__ _____ j___,l..&..::_1.,.9 ___ .____ --·
5
.. _
Sec7nd Rati nq Any Tap
K
Amoe.res)
128 16384
260
67fi00
-
HQ
19600
260
67600
84
7056
---
220
4849_()_
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GE IFC51A AND 518 Specifications

General

Brand	GE
Model	IFC51A AND 518
Category	Relays
Language	English