Varistor products – Littelfuse HG34 Varistor Series User Manual
Page 3

© 2013 Littelfuse, Inc.
169
Revised: May 8, 2013
Varistor Products
HB34, HF34 and HG34 Varistor Series
Industrial High Energy Terninal Varistors > HB34, HF34 & HG34 Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/hb34.html or /hf34 or /hg34.thml
for current information.
HI–ENERGY
MO
V’S
HBx/HFx/HGx Series
HF34 Series Ratings & Specifications
Lead–free
and RoHS
Compliant Models
Model
Size
Disc
Dia.
(mm)
Maximum Rating (85°C)
Specifications (25°C)
Continuous
Transient
Varistor Voltage at 1mA
DC Test Current
Maximum
Clamping Voltage
V
C
at 200A
Current (8/20μs)
Typical
Capaci-
tance
V
RMS
V
DC
Energy
(2ms)
Peak
Current
8 x 20 μs
Part Number
V
M(AC)
V
M(DC)
W
TM
I
TM
Min V
N(DC)
Max
V
C
f = 1MHz
(V)
(V)
(J)
(A) (V)
(V)
(V)
(V)
(pF)
V111HF34
34
110
148
220
40,000
1
156
173
190
288
11,600
V131HF34
34
130
175
270
40,000
2
184
200
228
345
10,000
V141HF34
34
140
188
291
40,000
3
198
220
248
375
9,000
V151HF34
34
150
200
300
40,000
4
212
240
268
405
8,000
V181HF34
34
180
240
330
40,000
254
282
310
468
6,800
V201HF34
34
200
265
350
40,000
283
314
345
533
6,350
V251HF34
34
250
330
370
40,000
354
390
429
650
5,000
V271HF34
34
275
370
400
40,000
389
430
473
730
4,500
V301HF34
34
300
410
430
40,000
433
478
526
780
4,100
V321HF34
34
320
420
460
40,000
462
510
561
830
3,800
V331HF34
34
330
435
475
40,000
467
519
570
843
3,750
V351HF34
34
350
460
500
40,000
495
550
604
894
3,600
V391HF34
34
385
510
550
40,000
545
604
663
1,000
3,500
V421HF34
34
420
560
600
40,000
610
680
748
1,130
3,000
V441HF34
34
440
587
620
40,000
622
691
759
1,150
2,900
V481HF34
34
480
640
650
40,000
670
750
825
1,240
2,700
V511HF34
34
510
675
700
40,000
735
820
910
1,350
2,500
V551HF34
34
550
710
755
40,000
778
864
949
1,404
2,390
V571HF34
34
570
730
770
40,000
805
910
1000
1,480
2,200
V661HF34
34
660
850
900
40,000
940
1050
1160
1,720
2,000
V681HF34
34
680
875
925
40,000
962
1068
1173
1777
1,900
V751HF34
34
750
970
1050
40,000
1080
1200
1320
2,000
1,800
Note:
1. Peak current applies to applications rated up to 97V
RMS
. Peak current is 30kA for applications greater than 97V.
2. Peak current applies to applications rated up to V
RMS
. Peak current is 30kA for applications greater than 115V.
3. Peak current applies to applications rated up to V
RMS
. Peak current is 30kA for applications greater than 123V.
4. Peak current applies to applications rated up to V
RMS
. Peak current is 30kA for applications greater than 132V.