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Varistors (ZNR Surge Absorber)
SC type
Varistors (ZNR Surge Absorber) Type SC protects power supply facilities,
communications equipment from steep lightning surges, and it is a suitable
product to incorporate it in a serge protective device corresponding to the
Japanese Industrial Standards (JIS C 5381-1).
Features
●Very large surge withstanding capability with a compact size
●Fast response to steep impulse voltage
●Low clamping voltage for better surge protection
●No follow-on current
●RoHS compliant
Recommended applications
●Power suppliers for OA, FA, telecommunication or industrial equipment
●Traffic or railroad systems
●Surge protection of automatic control devices for power distribution line
■ As for handling precautions and minimum quantity / Packing unit please see related information.
Explanation of part numbers
1
2
Ｅ
Ｒ
Ｚ
Product code
Ratings and characteristics
●Operating temperature range : -40 to 85 ℃
Varistor
voltage
at 1 ｍＡ
Part No.
(Ｖ)
ERZVS34C201
200(185 to 225)
ERZVS34C241
240(216 to 264)
ERZVS34C271
270(247 to 303)
ERZVS34C361
360(324 to 396)
ERZVS34C431
430(387 to 473)
ERZVS34C471
470(423 to 517)
ERZVS34C511
510(459 to 561)
ERZVS34C621
620(558 to 682)
ERZVS34C751
750(675 to 825)
ERZVS34C821
820(738 to 902)
ERZVS34C951
950(855 to 1045)
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
3
4
5
Ｖ
Ｓ
Series
Shape
Maximum
allowable
voltage
Acrms
(Ｖ)
130
150
175
230
275
300
320
385
460
510
575
6
7
8
3
4
Ｃ
Element size
Type
●Storage temperature range : ‒40 to 125 ℃
Maximum
clamping
protection
voltage
DC
Ｖ250 Ａ
(Ｖ)
170
340
200
395
225
455
300
595
350
710
385
775
415
845
505
1025
615
1240
670
1355
765
1570
9
10
Nominal
varistor voltage
Voltage
Nominal
discharge
level
current
UP(V)
In(8/20 μS)
(at In)
800
900
1000
1200
1500
1500
20kA
1500
2000
2500
2500
3000
11
12
Design No.
Maximum
discharge
current
Imax(8/20 μS)
40kA
14-Dec-20
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Related Manuals for Panasonic ERZVS34C201
Summary of Contents for Panasonic ERZVS34C201
- Page 1 Part No. Acrms UP(V) Ｖ250 Ａ In(8/20 μS) Imax(8/20 μS) (Ｖ) (Ｖ) (Ｖ) (at In) ERZVS34C201 200(185 to 225) ERZVS34C241 240(216 to 264) ERZVS34C271 1000 270(247 to 303) ERZVS34C361 1200 360(324 to 396) ERZVS34C431 1500 430(387 to 473)
-
Page 2: Typical Characteristics
SC type Typical characteristics Voltage vs. Current (ERZVS34C201 to ERZVS34C951) 10000 Max.Leakage Max.Clamping Voltage Current ERZVS34C951 ERZVS34C821 ERZVS34C951 ERZVS34C751 ERZVS34C821 ERZVS34C621 ERZVS34C511 ERZVS34C751 ERZVS34C471 ERZVS34C621 ERZVS34C431 ERZVS34C511 ERZVS34C361 ERZVS34C471 1000 ERZVS34C271 ERZVS34C241 ERZVS34C201 ERZVS34C431 ERZVS34C361 ERZVS34C271 ERZVS34C241 ERZVS34C201 Test current waveform –6... - Page 3 ■ The technical information contained in this catalog is intended to show only typical operation and application circuit examples of this product. This catalog does not guarantee that such information does not infringe upon the intellectual property rights of Panasonic or any third party, nor imply that the license of such rights has been granted.
- Page 4 Matters to Be Observed When Using This Product Matters to Be Observed When Using This Product (E / CK / SC-type) Safety measures An abnormal state of E-Type, CK-type, and SC-type varistors (ZNR surge absorber, hereinafter "the product" or "the surge absorber") that results from a problem with service conditions (materials used, the surrounding environment, power conditions, circuit conditions, etc.) may cause a fire accident, electric shock accident, burn accident, or product failure.
- Page 5 Matters to Be Observed When Using This Product ■ Do not wash the surge absorber with a solvent (thinner, acetone, etc.) that damages the outer sheath resin. Response to anomalies and handling conditions Be careful not to drop the surge absorber on the floor, etc. The product is likely to suffer mechanical or electrical damage when dropped on the floor.
- Page 6 Matters to Be Observed When Using This Product Table 1 Application example of the product (ordinary application example) Surge absorber placed between lines Surge absorber placed between a line and the ground Single-phase AC Single-phase AC Current fuse ZNR1 Current fuse ZNR1 Protected Protected...