Ampcontrol Pty Ltd
– ABN 28 000 915 542
OCS USER MANUAL
MAG-182 Version 5
– FEB/2020
Uncontrolled Copy - Refer to Ampcontrol Website for Latest Version
Page 54 of 72
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Protection Element Full Load Current Selection Table
– Amps (1000:1 CT), and Max effective
SC Level
Value Amps
Value Amps
Value Amps
Value Amps
Value Amps
Value Amps SC max
Value Amps SC max
25 8.500
57 17.00
89 34.0
121 68
153 136
185 272 22.1x
217 544 11.0x
26 8.750
58 17.50
90 35.0
122 70
154 140
186 280 21.4x
218 560 10.7x
27 9.000
59 18.00
91 36.0
123 72
155 144
187 288 20.8x
219 576 10.4x
28 9.250
60 18.50
92 37.0
124 74
156 148
188 296 20.3x
220 592 10.1x
29 9.500
61 19.00
93 38.0
125 76
157 152
189 304 19.7x
221 608 9.9x
30 9.750
62 19.50
94 39.0
126 78
158 156
190 312 19.2x
222 624 9.6x
31 10.00 63 20.00 95 40.0 127 80 159 160 191 320 18.8x 223 640 9.4x