MOV-20D511K Metal Oxide Varistor Thakor (VCRR)

About MOV-20D511K Metal Oxide Varistor Thakor (VCRR)

MOV20D511KMetal Oxide Varistor Thakor  VCRR

ProductService Description

The MOV20D511K is a metal oxide varistor MOV designed to protect electronicdevices and circuits from voltage surges spikes and transient eventsManufactured by Thakor under the VCRR series it is widely used for suppressingsurge voltages in power systems appliances and industrial electronics Thisvaristor is designed for durability reliable performance and high surgecurrent handling capacity

KeyFeatures

Voltage Rating

Maximum Continuous Voltage 320 VAC  420 VDC

Clamping Voltage 845 V typical

Varistor Voltage Range 459561 V

Energy Absorption

Energy Rating 220 Joules

Surge Current Capacity

Maximum Surge Current 6500 A 820 s waveform

Construction

Encased in epoxy resin for enhanced mechanical and environmental protection

Radial leaded with 20 mm disk diameter

Temperature Range

Operating Temperature 40C to 85C

Standards Compliance

Meets UL CSA VDE and IEC surge protection standards

Uses Applications

Electronics Protection

Safeguards sensitive electronic components from highenergy transient events

Power Supply Systems

Used in AC power lines power distribution units and power adapters

Consumer Electronics

Found in household appliances like washing machines air conditioners and refrigerators

Industrial Electronics

Used in motor drives control systems and other industrial equipment

Telecommunication Equipment

Protects telecommunication circuits from lightninginduced surges

Benefits

Enhanced Circuit Protection

Absorbs and clamps surge energy effectively to prevent damage to connected devices

Durable and Reliable

High surge current handling ensures long operational life even under repeated surges

Compact Design

The small radial leaded form factor allows for easy integration into PCB designs

CostEffective Solution

Offers a lowcost method to protect expensive devices and systems

EquivalentBrands with Part Numbers

Brand

Equivalent Part Number

Specifications

Littelfuse

V20E511P

Similar voltage and energy ratings

EPCOS TDK

B72220P511K101

Equivalent varistor for surge protection applications

Panasonic

ERZV20D511

Comparable surge protection capability

Vishay

VDRS20C511BSE

Meets similar voltage and energy specifications

Kemet

C20B511K

Designed for similar operational environments

ImportantNotes

Always verify specifications such as voltage ratings clamping voltages and energy ratings before substituting with equivalent parts

Ensure compliance with safety and regulatory requirements of the target application

For optimal results consider thermal and mechanical stress during assembly and operation

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