VARISTORS
Catalog number system
G
N
R
2
0
D
2
0
1
K
＊ ＊ ＊
Product Series
GNR:
Element Size
05
:ψ5mm
Type
D:
Disk
S:
Square
B:
Block
Nominal Voltage at
Tolerance
1mA DC
The first two digits are
J:
±5%
significant figures and
the third one denotes the
K:
±10%
number of zeros
L:
±15%
following
or customer
special
requirement
Suffixes
A:
F=7.5
4:
L=4mm±1mm
C:
Crimped lead
T:
Ammo
R:
Reel
….
….
….
General Nonlinear Resistor
07
:ψ7mm
10
:ψ10mm
14
:ψ14mm
20
:ψ20mm
25
:ψ25mm
32
:ψ32mm
34
:34mm x 34mm
40
:ψ40mm
53
:ψ53mm
60
:60mm x 60mm
10D Specification
Model Number
Maximum
Allowable
Voltage
AC
rms
DC
(V)
(V)
11
14
17
20
25
30
35
40
50
60
75
95
115
130
140
150
175
190
210
230
250
275
300
320
350
385
420
460
485
510
550
625
680
14
18
22
26
31
38
45
56
65
85
100
125
150
170
180
200
225
250
275
300
320
350
385
415
460
505
560
615
640
670
745
825
895
Varistor
Voltage
(V)
18(16~20)
22(20~24)
27(24~30)
33(30~36)
39(35~43)
47(42~52)
56(50~62)
68(61~75)
82(74~90)
100(90~110)
120(108~132)
150(135~165)
180(162~198)
200(185~225)
220(198~242)
240(216~264)
270(243~297)
300(270~330)
330(297~363)
360(324~396)
390(351~429)
430(387~473)
470(423~517)
510(459~561)
560(504~616)
620(558~682)
680(612~748)
750(675~825)
780(702~858)
820(738~902)
910(819~1001)
1000(900~1100)
1100(990~1210)
Clamping
Voltage
(Max.)
VC(V)
36
43
53
65
77
93
110
135
135
165
200
250
300
340
360
395
455
500
550
595
650
710
775
845
925
1025
1120
1240
1290
1355
1500
1650
1815
2970
25
5
Ip(A)
Maximum
Rated
Energy
Power
(Joule)
10/1000
1 Time 2 Times
2ms (w)
μs
2.6
3.2
3.9
1000
500
4.8
5.6
6.8
8.1
9.8
14.0
17.0
20.0
25.0
32.0
35.0
39.0
42.0
49.0
54.0
58.0
65.0
3500
2500
70.0
80.0
85.0
92.0
92.0
92.0
92.0
100.0
105.0
110.0
130.0
140.0
155.0
2.2
2.6
3.2
4.0
4.7
5.6
6.7
8.2
10.0
12.0
14.5
18.0
21.0
25.0
27.5
30.0
35.0
38.0
42.0
45.0
50.0
55.0
60.0
67.0
67.0
67.0
67.0
70.0
75.0
80.0
90.0
100
110
0.4
0.05
Maximum
Peak current
(8/20μs)(A)
Typical
Capacitance
(Reference)
@1kHz(pF)
5200
4150
3450
3110
2630
2140
1820
2580
2100
1880
1530
1100
450
430
410
380
350
320
300
300
300
270
230
210
200
190
170
160
150
140
120
110
110
70
10D180K
10D220K
10D270K
10D330K
10D390K
10D470K
10D560K
10D680K
10D820K
10D101K
10D121K
10D151K
10D181K
10D201K
10D221K
10D241K
10D271K
10D301K
10D331K
10D361K
10D391K
10D431K
10D471K
10D511K
10D561K
10D621K
10D681K
10D751K
10D781K
10D821K
10D911K
10D102K
10D112K
10D182K
1000
1465
1800(1700~1980)
Operating Temperature Range : -40 to 85℃
Storage Temperature Range
: -40 to 125℃
Standard No.
UL 1414
UL 1449
File No.
E181368
E166389
180K½680K
820K½181K
201K½471K
511K
561K½821K
911K½182K
Approved
Approved
Approved
Approved
Approved
Approved
247.0
183
Varistor Voltage : 10D series …V
1mA
CUL
E166389
CSA C22.2 No.1
LR105317
UL 497B
E187844
Approved
Approved
Approved
Approved
Approved
VDE 42000
5938
Approved
Approved
Approved
Approved
Approved
Approved
Approved
Approved
Approved
Approved
Approved
TYPE
CITATION
SUBJECT
GNR10D
□□□
K
MODEL
PAGE
1/4
DATE
Jul. 21, 2004
QUALITY APPROVAL and STRUCTURE
REV.
C01
1. SAFETY STANDARDS APPROVAL
Standard No.
File No.
180K~680K
820K~181K
201K~471K
511K
561K~821K
911K~182K
Approved
Approved
Approved
Approved
Approved
Approved
UL 1414
E181368
UL 1449
E166389
UL 497B
E187844
Approved
Approved
Approved
Approved
Approved
Approved
Approved
Approved
Approved
Approved
CUL
E166389
CSA C22.2 No.1
VDE 42000
5938
Approved
Approved
Approved
Approved
Approved
Approved
LR105317
2. STRUCTURE
NO.
2.1
2.2
2.3
2.4
ITEM
Main Material
Coating Material
Marking
Appearance
Zinc Oxide
Epoxy Resin
GNR, Part number, UL, CSA(or CUL) and VDE recognized
component mark, Date code
Without dirt and crack, marking should be clear
D(max.)
H(max.)
T(max.)
F
12.5
16.5
DESCRIPTION
*(1)
7.5
±
1.0
0.8
±
0.1
25.0
3.0
2.5
Dimensions
φd
L(min.)
k(max.)
Unit: mm
*(1) See Page2, Dimensions Table
TYPE
CITATION
SUBJECT
GNR10D
□□□
K
DIMENSIONS
Part No.
10D180K
10D220K
10D270K
10D330K
10D390K
10D470K
10D560K
10D680K
10D820K
10D101K
10D121K
10D151K
10D181K
10D201K
10D221K
10D241K
10D271K
10D301K
10D331K
10D361K
10D391K
10D431K
10D471K
10D511K
10D561K
10D621K
10D681K
10D751K
10D781K
10D821K
10D911K
10D102K
10D112K
10D182K
MODEL
PAGE
2/4
DATE
Jul. 21, 2004
TABLE
T
max
3.8
4.0
4.3
3.6
3.8
4.0
4.2
4.0
3.6
3.8
4.0
4.3
3.7
3.8
3.9
4.0
4.1
4.3
4.4
4.6
4.7
4.9
5.1
5.2
5.3
5.6
5.9
6.2
6.3
6.5
6.6
6.8
7.2
11.2
Unit:mm
REV.
C01
TYPE
CITATION
SUBJECT
GNR10D
□□□
K
MODEL
REV.
PAGE
3/4
DATE
Jul. 21, 2004
ELECTRICAL CHARACTERISTICS
C01
3. ELECTRICAL CHARACTERISTICS
N0.
3.0
ITEM
Standard
Conditions
Maximum
Allowable Voltage
Varistor Voltage
Varistor Voltage
Temperature
Coefficient
Max. Clamping
Voltage
Rated Power
AC :
*(2)
V
rms
DC :
*(2)
V
V
0.1mA
:
*(2)
V
0 ~
−
0.05 %/°C
*(2)
V at
*(2)
A
*(2)
W
Peak voltage across the varistor with a specified
peak impulse current of 8x20µs waveform.
Maximum 50~60Hz power which may be loaded
for 1,000 hrs at 85±2°C with
∆V
CmA
/ V
CmA
≤±10%.
The max. current within the varistor voltage
change of less than
±10%
when one impulse
current (8x20µs) applied.
The max. current with a varistor voltage change
of less than
±10%
when two times impulse
current (8x20µs) are applied at intervals of 5
minutes.
The max. energy absorbed with a varistor voltage
change of less than
±10%
when one impulse
(10x1000µs) is applied.
The max. current with a varistor voltage change
of less than
±10%
when 10,000 times impulse
current (8x20µs) are applied at intervals of 20
seconds at room temperature.
PERFORMANCE
3.1
3.2
3.3
3.4
3.5
TEST METHODS
Unless otherwise specified, all tests are made
under environmental conditions as given below:
Temperature:
5~35°C
Relative humidity:
45~85 % RH
Maximum continuous sine wave(RMS) or DC
voltage which may be applied.
Voltage across the varistor measured at C
mA
DC.
3.6
Withstanding
Surge Current
*(2)
A
3.7
Energy
*(2)
Joule
3.8
Surge Life
*(2)
A
*(2) See Page 4
