“ZNR” Transient/Surge Absorbers (Type E)
“ZNR” Transient/Surge Absorbers
Type:
E
The ZNR Type E is capable of handling larger surge
energy than Type D in applications to protect electronic
equipment or semiconductor devices from switching and
induced lightning surges.
■ Features
■ Recommended Applications
● Very large surge withstanding capability with a
compact size
● Direct mounting on boards like a power distribution
board available
● Fast response to steep impulse voltage
● Low clamping voltage for better surge protection
● RoHS compliant
● Transistor, diode, IC, thyristor or triac semiconductor
protection
● Surge protection in industrial power plant operations
● Relay or electromagnetic valve surge absorption
● Surge absorption applications in broadcasting,
communications devices, traffic/railroad, agricultural
facilities, waterworks
● Surge protection of automatic control devices for
power distribution line
■ Related Standards
[UL/CSA recognized models are available on request]
● UL1449 File No. E321499
(Title: Surge Protective Devices)
● CSA C22.2 No.1 Class 2221 01 File No. LR-92226
(Title: Accessories and Parts for Electronic Products)
● Each type designation is not registered by Part Number.
If you have any question on type designation, please
contact and ask our office.
Note: Ask our factory for Product Specification before
use.
■ Handling Precautions and Minimum Quantity / Packing Unit
Please see Related Information
■ Explanation of Part Numbers
1
2
3
4
5
Product Code
6
Element Size
7
8
Type
Tolerance
9
10
11
Nominal
Varistor Voltage
12
Design No.
■ Dimensions in mm (not to scale)
Part No.
W
H
L
48±1
42±1
39±1
ERZC32EK□□□□
60±1
55±1
ISO
M4
51±1
4.3
ERZC20EK□□□□
24
L
W
H
5
12
ZNR
Part No.
Date code
14
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.
01 Aug. 2012
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