Circuit Protection

ERZ-C40CK681W

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Panasonic Industrial Automation Sales

VARISTOR 680V 30KA DISC 40MM

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Circuit Protection

ERZ-C40CK681W

Active

Panasonic Industrial Automation Sales

VARISTOR 680V 30KA DISC 40MM

Deep-Dive with AI

DocumentsDatasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	ERZ-C40CK681W

Current - Surge	30 kA
Energy	560 J
Maximum AC Volts [Max]	420 V
Maximum DC Volts [Max]	560 V
Mounting Type	Chassis Mount
Number of Circuits	1
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	Disc, Formed Tabs
Package / Case	40 mm
Varistor Voltage (Max) [Max]	748 V
Varistor Voltage (Min) [Min]	612 V
Varistor Voltage (Typ)	680 V

ERZ-C40 Series

Part	Mounting Type	Maximum DC Volts [Max]	Operating Temperature [Min]	Operating Temperature [Max]	Features	Maximum AC Volts [Max]	Varistor Voltage (Typ)	Current - Surge	Energy	Package / Case	Package / Case	Number of Circuits	Varistor Voltage (Max) [Max]	Varistor Voltage (Min) [Min]	Maximum AC Volts	Maximum DC Volts
Panasonic Industrial Automation Sales ERZ-C40CK781W	Bolt Mount	640 V	-40 °C	125 °C	Thermally Protected	485 V	780 V	30 kA	650 J	Disc Formed Tabs	40 mm	1	858 V	702 V
Panasonic Industrial Automation Sales ERZ-C40CK361W	Bolt Mount	300 V	-40 °C	125 °C	Thermally Protected	230 V	360 V	30 kA		Disc Formed Tabs	40 mm	1	396 V	324 V
Panasonic Industrial Automation Sales ERZ-C40CK361B	Chassis Mount	300 V	-40 °C	85 °C		230 V	360 V	30 kA		Disc Formed Tabs	40 mm	1	396 V	324 V
Panasonic Industrial Automation Sales ERZ-C40CK681W	Chassis Mount	560 V	-40 °C	85 °C		420 V	680 V	30 kA	560 J	Disc Formed Tabs	40 mm	1	748 V	612 V
Panasonic Industrial Automation Sales ERZ-C40CK621W	Chassis Mount	505 V	-40 °C	85 °C			620 V	30 kA	515 J	Disc Formed Tabs	40 mm	1		558 V	385 V
Panasonic Industrial Automation Sales ERZ-C40CK751W	Chassis Mount	615 V	-40 °C	85 °C		460 V	750 V	30 kA	625 J	Disc Formed Tabs	40 mm	1	825 V	645 V
Panasonic Industrial Automation Sales ERZ-C40CK821W	Bolt Mount		-40 °C	125 °C	Thermally Protected	510 V	820 V	30 kA	680 J	Disc Formed Tabs	40 mm	1	902 V	738 V		670 V
Panasonic Industrial Automation Sales ERZ-C40CK471W	Bolt Mount	385 V	-40 °C	125 °C	Thermally Protected		470 V	30 kA	505 J	Disc Formed Tabs	40 mm	1	517 V	423 V	300 V
Panasonic Industrial Automation Sales ERZ-C40CK431W	Bolt Mount	350 V	-40 °C	125 °C	Thermally Protected	275 V	430 V	30 kA	500 J	Disc Formed Tabs	40 mm	1	473 V	387 V
Panasonic Industrial Automation Sales ERZ-C40CK271W	Bolt Mount	225 V	-40 °C	125 °C	Thermally Protected	175 V	270 V	30 kA	340 J	Disc Formed Tabs	40 mm	1	303 V	247 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Bulk	120	$ 9.95

Description

General part information

ERZ-C40 Series

680 V 30 kA Varistor 1 Circuit Chassis Mount Disc 40mm, Formed Tabs

Documents

Technical documentation and resources