Page 21
SE-330
Neutral-Grounding-Resistor
Monitor
Rev.
9-A-112913
LR 53428
US
C
R
R
121.0
(4.76)
20.5
(0.81)
M5 SCREWS
30.0
(1
.1
8)
56.0
(2.21)
46.0
(1
.81)
121.0
(4.76)
80.0
(3.15)
NOTE 2
MOUNTING DETAIL
TOP
25.0
(0.98)
82.0
(3.23)
69.8
(2.75)
EFCT - 1FC
FLUX
CONDITIONER
(OPTIONAL)
138.0 MAX
(5.43)
5.5
(0.22)
110.0
(4.33)
5.5
(0.22)
22.0
(0.87)
5.0 (0.20) Ø
RECESSED FOR
8-mm HEX NUT
1.0 (0.04) DEEP
FRONT
NOTES:
1. DIMENSIONS IN MILLIMETRES (INCHES).
2. MOUNTING SCREWS: M4 OR 8-32.
3. PRESS MOUNTING FEET IN PLACE USING
INSTALLATION
TOOL
PROVIDED.
4. RoHS COMPLIANT.
5. EN 60044-1 COMPLIANT.
30.0
(1.18)
SIDE
56.0
(2.21)
126.0
(4.96)
EFCT-1 EARTH FAULT CT
600 V CLASS, INSULATION CLASS A
S
1
S
2
P
1
Ground Fault Sensing
and Relaying Equipment
4FX9 E340889
®
FIGURE 16. EFCT-1 Ground-Fault Current Sensor.
