EMR-4000
IM02602009E
32V - Reactive Power Protection
Available Elements:
32V[1] ,32V[2] ,32V[3]
This is the 32V device Reactive Power Protection setting. Each element can be set to one of five settings:
Do Not Use;
Over Forward Reactive Power (Q>);
Under Forward Reactive Power (Q<);
Over Reverse Reactive Power (Qr>); and
Under Reverse Reactive Power (Qr<).
Each element consists of a Pickup and a Delay setting. These elements are based on rated apparent power Van.
Definition for VAn is as follows:
VAn = SQRT(3) * VT secondary rating * CT secondary rating (I=1/5A) for wye
or VAn = 3 * VT secondary rating/SQRT(3) * CT secondary rating (I=1/5A) for delta connections.
The following graphics show the areas that are protected by the corresponding modes.
www.eaton.com
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Содержание EMR-4000
Страница 61: ...EMR 4000 IM02602009E Ethernet RJ45 Terminal Marking www eaton com 61 1 8 TxD TxD RxD N C N C RxD N C N C...
Страница 423: ...EMR 4000 IM02602009E Name Description Logic LE23 Out inverted Signal Negated Latched Output Q NOT www eaton com 423...
Страница 493: ...EMR 4000 IM02602009E Motor Protection Curves Motor Protection Curve Example 1 www eaton com 493...
Страница 494: ...EMR 4000 IM02602009E Motor Protection Curve Example 2 without RTDs www eaton com 494...
Страница 495: ...EMR 4000 IM02602009E Motor Protection Curve Example 3 with RTDs www eaton com 495...