Startco Engineering Ltd. Page 9
SE-325 Neutral-Grounding-Resistor Monitor Rev. 7
Pub. SE-325-M, May 6, 2008.
800
60 340.0340.0
534
217
100.0
(31.5)
(2.4) (13.38)(13.38)
(21.0)
(8.5)
(3.94)
MOUNTING DETAIL
NOTES:
1. DIMENSIONS IN
MILLIMETRES (INCHES).
2. TERMINAL-BLOCK SCREWS:
6-32 x 0.25.
3. MOUNTING SCREWS:
M6 OR 0.25-20.
4. USE LIQUID-TIGHT GLAND
FOR TERMINAL-BLOCK-
ENCLOSURE CABLE ENTRY.
NOTE 3
MINIMUM DISTANCE
TO ADJACENT OBJECTS
320
(12.6)
FRONT
SIDE
N
STARTCO
ENGINEERING LTD.
MADE IN SASKATOON,CANADA
VOLTAGE ATTERMINAL N RISES
TO LINE-TO-NEUTRALVOLTAGE
WHEN AGROUND FAULT OCCURS
CAUTION
HIGH VOLTAGE
ER-25KV
SENSING RESISTOR
100 K
14,400 VACMAX
1MINUTEMAX
W
780
(5.67)
20.5
(30.7)
(0.81)
TOP
RATINGS:
MAXIMUM VOLTAGE . 14,400 Vac
MAXIMUM CURRENT . 144 mA
RESISTANCE .......100k
THERMAL ..........1MINUTE ON,
120 MINUTES OFF
W
0.25-20 BINDING HEAD
144.0
R
G
MINIMUM CLEARANCE FROM BASE
508.0 (20.00)
NOTE 2
FIGURE 7. ER-25KV Sensing Resistor.
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