Products

       At first from material and material supplier after a rigorous selection process, we choice all right         components for each items, we have advanced workshop, quality control system, specially custom         design engineers. OEM/ODM is welcome and can be done in donghua.
HR17B Fuse-Switch-disconnector
Application
HR17B fuse-switch-disconnect can operate with load, rated current from 40A-1600A, divided into 1, 2, 3, 4 set. Not only hanging on the bus, but also install on a fixed plate; and provide a up-down input & output structure, knife taplead in arc extinguishing device, switch cover has a closed test hold aperiodically, with signal switch and inspection switch inside. Fuse monitor is optional, also can be used as a knife switch.
This model is elegant in design, novelty and simple, apply to IEC60947-3, GB14048.3 standard.
Model and Definition
Main Technical Data

Model
HR17B-40
HR17B-63
HR17B-160
HR17B-250
HR17B-400
HR17B-630
Rated isolating voltage Ui
690V
690V
690V
690V
690V
690V
Rated working voltage Ue
400V
400V
400V
400V
400V
400V
Rated working current le
40A
63A
160A
250A
400A
630A
Rated short circuit connection ability lcm
400A
630A
1600A
2500A
4000A
6300A
Rated limiting short circuit current lnc
50kA
50kA
50kA
50kA
50kA
50kA
Usage category
AC-23B
AC-23B
AC-23B
AC-23B
AC-23B
AC-23B
Fuse-link
RT14-40
RT14-63
NT00-160
NT1-250
NT2-400
NT3-630

Outline and Installation Size

HR17B-160~630A Hanging model outline

HR17B-160~630A Dimension for hanging mode structure
Model
A
B
C
D
E
F
HR17B-160/32
106
200
97
60
200
87
HR17B-250/32
185
247
128
88
221
110
HR17B-400/32
210
290
145
97
268
125
HR17B-630/32
256
300
160
112
285
139


HR17B-40~630A Fixing model Outline and Installation Size
Model
Dimensions (mm)
Installation dimensions(mm)
A
B
C
D
a
b
c
HR17B-40
2 Poles
55
116
76
150
25
6
3 Poles
76
116
76
150
42
6
HR17B-63
2 Poles
74
116
76
150
32
6
3 Poles
105
116
76
150
62
6
HR17B-160
2 Poles
75
200
83
205
43
25
7
3 Poles
106
200
83
205
66
25
7
4 Poles
138
200
83
205
100
25
7
HR17B-250
2 Poles
128
247
110
295
72
50
11
3 Poles
185
247
110
295
114
50
11
4 Poles
242
247
110
295
172
50
11
HR17B-400
2 Poles
145
290
125
340
80
50
11
3 Poles
210
290
125
340
130
50
11
4 Poles
276
290
125
340
195
50
11
HR17B-630
2 Poles
175
300
145
360
90
50
11
3 Poles
256
300
145
360
162
50
11
4 Poles
340
300
145
360
243
50
11