Littelfuse Startco SE-330 Series, Руководство пользователя

Страница: 10 / 36

Page 8
SE-330 Neutral-Grounding-Resistor Monitor
Rev. 9-A-112913
1
4
2
3
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
L 1
L 2 / N
S P G
S P G A
R
S E NS I NG
R E S IS T OR
G
S
1
5 5
A
1A
EF
CT
C
6
7
1 0
8
1 1
9
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
20
2 1
U NI T
H EA L T HY K 4
NC
2 4 V
0V
R ES E T
P U L S E EN AB L E
A NA L OG O U T P U T
2 7
2 8
2 9
22
2 3
2 4
25
2 6
K3
K2
G R OU N D
FA U L T
R ES I S T OR
FA U L T
K 1
A T TE NT IO N
DISENGAGE CAPTIVE RETAINING
SCREWS BEFORE REMOVING
PLUG-IN TERMINAL BLOCKS
+
+
-
98.3
(3.87)
21
2.6
(8.37)
16.0
(0.63)
132.0
(5.20)
PANEL THICKNESS
1.6 (0.06) TO 4.8 (0.19)
185.4
(7
.30)
FRONT VIEW SIDE VIEW REAR VIEW
NOTE 2
92.7
(3.65)
76.2
(3.00)
8.2
(0.32)
186.0 (7
.32)
20
0.0
(7
.87)
7.
0
(0.28)
R=4.8 (0.19)
MAXIMUM
4.75 (0.187) DIA
4 LOCATIONS
PANEL-MOUNT CUTOUT
NOTES:
1. DIMENSIONS IN MILLIMETRES (INCHES).
2. SE-330 SHOWN WITHOUT SWITCH
ACCESS COVER.
0.1
0.5 0.7 1.0
2.0
3.0
5.0
10.0
4
10
8
15
20
40
6 60
80
100 2
1.0
1.2
1.4
1.6
1.8 2.0 2.2
2.4
2.6
2.8
3.0
SE-330 NEUTRAL-GROUNDING-RESISTOR
MONITOR
0.2
0.3
0.4
CAL
RESET
GF TRIP TIME (s) PULSE PERIOD (s)
GF TRIP LEVEL
(% CT RATING)
LITTELFUSE STARTCO
TRIP
GROUND
FAULT
POWER
RELAY K1
DIAGNOSTIC
CALIBRATED
TRIP
RESISTOR
FAULT
60
170
130
200
340
800
100 1200
1700
2000 20
V TRIP LEVEL
N
( ) S5
20 K
V x 1
N
100 K
V x 5
N
8
7
6
5
4
3
2
1
Ω Ω
FIGURE 4. SE-330 Outline and Panel-Mounting Details.