
SPECIFICATIONS
PRODUCT:
TYPE:
MODEL:
CITATION:
REVISION:
TOTAL PAGES:
RELEASED DATE:
VARISTOR
GNR10D□□□
□□□K
□□□□□□
B01
5
Oct. 13, 2001
PAGE:
1/5
REVISION HISTORY
NO REV. DATE DCR NO. DESCRIPTION OF CHANGE REV.
Oct. 13, 2001
1
NEW RELEASE B01
2
3
4
5
6
7
8
9
10
11
12
Approved by Checked by Edited by
Yu-Chang Huang Cloud Chen Andy Chiang

TYPE
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5
CITATION
SUBJECT
QUALITY APPROVAL and STRUCTURE
DATE
REV.
Oct. 13, 2001
1. QUALITY SYSTEM APPROVAL
ISO9001 Certificate of approval No.97-HOU-AQ-1382
2. SAFETY STANDARDS APPROVAL
Standard No. UL 1414 UL 1449 UL 497B CUL
CSA C22.2 No.1
File No. E181368 E166389 E187844 E166389 LR105317 5938
180K〜680K
820K〜181K
201K〜471K
Approved Approved Approved Approved
Approved Approved Approved Approved Approved Approved
Approved Approved
511K Approved Approved Approved Approved
561K〜821K
Approved Approved Approved Approved Approved
911K〜182K
VDE 42000
Approved
B01
3. STRUCTURE
NO. ITEM DESCRIPTION
3.1 Main Material Zinc Oxide
3.2 Coating Material Epoxy Resin
GNR, Part number, UL, CSA(or CUL) and VDE recognized component
3.3 Marking
mark, Date code
3.4 Appearance Without dirt and crack, marking should be clear
D(max.) 12.5
H(max.) 16.5
T(max.)
3.5 Dimensions
L(min.) 25.0
k(max.) 3.0
*
*(1)
**
F7.5± 1.0
ψd0.8± 0.1
*
*(1) See Page 3, Dimensions Table
**
Unit: mm

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CITATION
SUBJECT
DIMENSIONS TABLE
Part No. T
10D180K 3.8
10D220K 4.0
10D270K 4.3
10D330K 3.6
10D390K 3.8
10D470K 4.0
10D560K 4.2
10D680K 4.0
10D820K 3.6
10D101K 3.8
10D121K 4.0
10D151K 4.3
10D181K 3.7
10D201K 3.8
10D221K 3.9
10D241K 4.0
10D271K 4.1
10D301K 4.3
10D331K 4.4
10D361K 4.6
10D391K 4.7
10D431K 4.9
10D471K 5.1
10D511K 5.2
10D561K 5.3
10D621K 5.6
10D681K 5.9
10D751K 6.2
10D781K 6.3
10D821K 6.5
10D911K 6.6
10D102K 6.8
10D112K 7.2
10D182K 11.2
DATE
REV.
Oct. 13, 2001
B01
Unit:mm

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CITATION
SUBJECT
ELECTRICAL CHARACTERISTICS
DATE
REV.
4. ELECTRICAL CHARACTERISTICS
N0. ITEM PERFORMANCE TEST METHODS
Unless otherwise specified, all tests are made
4.0 Standard Conditions
Maximum Allowable
4.1
Voltage
AC : ****(2) Vrms
DC : ****(2) V
4.2 Varistor Voltage V
Varistor Voltage
4.3
Temperature
Coefficient
4.4
Max. Clamping
Voltage
*
*(2) V at ****(2) A
**
: ****(2) V
1mA
0 〜 −−−−0.05 %/℃
under environmental conditions as given below:
Temperature: 5〜35℃
Relative humidity: 45〜85 % RH
Maximum continuous sine wave(RMS) or DC
voltage which may be applied.
Voltage across the varistor measured at CmA DC.
V
V
at 85℃ - V
CmA
at 25℃ 1
CmA
at 25℃ 60
CmA
Peak voltage across the varistor with a specified
peak impulse current of 8× 20μs waveform.
Oct. 13, 2001
B01
100
4.5 Rated Power ****(2) W
4.6
Withstanding Surge
Current
*
*(2) A
**
4.7 Energy ****(2) Joule
4.8 Surge Life ****(2) A
Maximum 50〜60Hz power which may be
loaded for 1,000 hrs at 85± 2℃ with
△V
CmA
/ V
≦± 10%.
CmA
The max. current within the varistor voltage
change of less than ± 10% when one impulse
current (8× 20μs) applied.
The max. current with a varistor voltage change
of less than ± 10% when two times impulse
current (8× 20μs) are applied at intervals of 5
minutes.
The max. energy absorbed with a varistor voltage
change of less than ± 10% when one impulse(10
× 1000μs) is applied.
The max. current with a varistor voltage change
of less than ± 10% when 10,000 times impulse
current (8× 20μs) are applied at intervals of 20
seconds at room temperature.
* (2) See Page 5

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5
CITATION
SUBJECT
MAXIMUM
PART
NUMBER
10D180K 11 14 16〜20 36 2.6
10D220K 14 18 20〜24 43 3.2
10D270K 17 22 24〜30 53 3.9
10D330K 20 26 30〜36 65 4.8
10D390K 25 31 35〜43 77 5.6
10D470K 30 38 42〜52 93 6.8
10D560K 35 45 50〜62 110 8.1
10D680K 40 56 61〜75 135
10D820K 50 65 74〜90 135 14
10D101K 60 85 90〜110 165 17
10D121K 75 100 108〜132 200 20
10D151K 95 125 135〜165 250 25
10D181K 115 150 162〜198 300 32
10D201K 130 170 185〜225 340 35
10D221K 140 180 198〜242 360 39
10D241K 150 200 216〜264 395 42
10D271K 175 225 247〜303 455 49
10D301K 190 250 270〜330 505 54
10D331K 210 275 297〜363 545 58
10D361K 230 300 324〜396 595 65
10D391K 250 320 351〜429 650 70
10D431K 275 350 387〜473 710 80
10D471K 300 385 423〜517 775 85
10D511K 320 410 459〜561 845 92
10D561K 350 460 504〜616 920 92
10D621K 385 505 558〜682 1025 92
10D681K 420 560 612〜748 1120 92
10D751K 460 615 675〜825 1240 100
10D781K 485 640 702〜858 1290 105
10D821K 510 670 738〜902 1355 110
10D911K 550 745 819〜1001 1500 130
10D102K 625 825 900〜1100 1650 140
10D112K 680 895 990〜1210 1815 155
10D182K 1000 1465 1700〜1980 2970
ALLOWABLE
VOLTAGE
(V) DC(V) (V) (V) Ip(A) (W)
AC
rms
ELECTRICAL CHARACTERISTICS
VARISTOR
VOLTAGE
CLAMPING
VOLTAGE
RATED
WATTAGE
(MAX.)
5 0.05 1000 500
25 0.4 3500 2500
(MAX.)
SURGE
CURRENT
(8/20μμμμs)
Itm(A)
1 TIME 2 TIMES
DATE
REV.
MAXIMUM
ENERGY
(10/1000μμμμs)
Wtm(joule) (A)
9.8
247 120
Oct. 13, 2001
B01
SURGE
LIFE
50
150