|
Voltage Input
|
|
PT rating |
110V — 770kV/50 — 260V |
|
PT ratio |
1 — 7,000/in steps of 0.01 |
|
Frequency rating |
50/60Hz |
|
Burden |
0.04VA/phase @ 260V |
|
Overvoltage withstand capability |
Less than AC 260 V(the device keeps operating.)
AC 2,000 V(the device can withstand overvoltage for more than 1 minute.) |
|
Wiring mode |
Open-delta connection using 3 PTs |
|
Phase Current and Neutral Current Input |
|
CT rating |
1 - 50,000A/5A |
|
Burden |
0.05VA/phase @ 5V |
|
Overload withstand capability |
15 A(the device keeps operating.)
100 A (the device can withstand overload for 2 seconds.) |
|
Zero-sequence Current Input |
|
ZCT rating |
200mA/1.5mA |
|
Burden |
0.05VA/phase @ 10mA |
|
Overload withstand capability |
0.1 A(the device keeps operating.)
10 A (the device can withstand overload for 2 seconds.) |
|
Digital Input |
|
CB state input |
1 channel |
|
Digital inputs |
10 channels |
|
Wet contact point |
DC 70—125V(external power supply) |
|
Insulation |
|
All inputs/outputs |
AC 2,500V for 1 minute |
|
Digital Output: CB ON, CB OFF Relay |
|
Contact output type |
Form A contact |
|
Contact rating(resistive load) |
25A @ AC 240V, 20A @ DC 30V |
Contact rating
(inductive load cosØ = 0.7) |
20A @ AC 250V(inrush 80A) |
|
Contact resistance |
Maximum 50 mΩ |
|
Insulation resistance |
Minimum 100 MΩ @ DC 500 V |
|
Digital Output: Alarm, Aux. Relay |
|
Contact output type |
Form A contact |
|
Contact rating(resistive load) |
10A @ AC 125 V, 5 A @ AC 250 V, 5A @ DC 30 V |
|
Maximum switching power |
1,250 VA, 150 W |
|
Maximum switching voltage |
AC 250 V, DC 110 V(0.3 A) |
|
Contact resistance |
Maximum 100 mΩ |
|
Insulation resistance |
Minimum 1,000 MΩ @ DC 500 V |
|
Environmental Conditions |
|
Operating temperature |
-20 — 70℃(-4 — 158℉) |
|
Storage temperature |
-40 — 85℃(-40 — 185℉) |
|
Operating humidity |
5% — 95%(non-condensing) |
|
Operating altitude |
Up to 2,000 m |
|
Case |
|
Method for taking out the casing |
Front draw-out type(automatic CT shorting) |
|
Mounting option |
Panel or 19" rack |
|
Weight |
4.6kg
|
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