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MOV-14D561K Metal Oxide Varistor Thakor (VCRR)

MOV-14D561K Metal Oxide Varistor Thakor (VCRR) Specification

Features
High surge current capability, fast response, flame-retardant coating

Input
AC Voltage

Output
Protected AC Voltage

Interface
Lead Type

Components
Zinc Oxide Ceramic

Response Time
<25ns

Power Supply
AC

Power Source
External Circuit

Usage
Surge protection for electronic circuits

Operating Temperature
-40C to +85C

Product Type
Metal Oxide Varistor

Application
Surge suppression, electronic appliances, power boards

Rated Voltage
560V AC

Supply Voltage
Up to 560V RMS

Size
14mm disc diameter

Dimension (L*W*H)
14mm (Dia) x 20mm (H)

Function
Over-voltage protection

Color
Blue

Weight
Approx. 2.2g

Thickness
Approx. 5.7mm (body)

Current Rating
3,500A (8/20s pulse)

Frequency
50/60Hz

MOV-14D561K Metal Oxide Varistor Thakor (VCRR) Trade Information

Minimum Order Quantity
500 Pieces

Payment Terms
Cash in Advance (CID)

Main Export Market(s)
Asia

Main Domestic Market
All India

About MOV-14D561K Metal Oxide Varistor Thakor (VCRR)

MOV-14D561K Metal Oxide Varistor Thakor (VCRR)

Product/ServiceDescription

The MOV-14D561K is a Metal Oxide Varistor(MOV) used for surge protection in electronic circuits. It limits transientvoltage spikes caused by events such as lightning strikes, power linedisturbances, or switching surges, ensuring the safety and longevity ofsensitive components.

Uses

Consumer Electronics: Protects TVs, computers, home appliances, and other devices.
Industrial Equipment: Shields control systems and machinery from electrical surges.
Power Supplies: Prevents overvoltage damage in power supply units.
Telecommunication Systems: Safeguards modems, routers, and other telecom equipment.

Details

Voltage Ratings:

Maximum AC Voltage (V_AC): 350V
Maximum DC Voltage (V_DC): 460V

Varistor Voltage (V1mA): 560V
Clamping Voltage (V_C at I_PP): 920V at 50A
Peak Pulse Current (I_PP): 4,500A (8/20s waveform)
Energy Absorption: 150 Joules
Capacitance: 360 pF
Operating Temperature Range: -40C to +125C

Benefits

Fast Response Time: Reacts within nanoseconds to transient voltage spikes.
High Surge Capability: Handles peak surge currents of up to 4,500A.
Energy Absorption: Protects circuits from high-energy transients.
Durable and Reliable: Ensures long-lasting protection in harsh environments.
Compact Size: Easy integration into various designs.

EquivalentBrands with Part Numbers

Here are some equivalent products with similarspecifications:

Bourns MOV-14D561K

Voltage and energy ratings similar to Thakors version.

Littelfuse V14E560P

A 14mm varistor with a maximum AC voltage of 350V and peak surge current of 4,500A.

TDK B72214P561K101

Offers comparable performance with a focus on high reliability.

EPCOS (TDK) S14K560

Matches the voltage and energy absorption ratings for transient protection.

Ruilongyuan 14D561K

Features similar voltage ratings and clamping capabilities.

Surging 14D561K

Designed for high-energy absorption and fast response time.

When choosing an equivalent product, ensurethat the electrical and mechanical specifications meet your specificapplication requirements.

High-Performance Surge Protection

Ensure your electronic circuits are safeguarded against voltage spikes using the MOV-14D561K varistor. Purpose-built for durability, this device absorbs transient surges up to 3,500A, minimizing downtime and enhancing equipment longevity. Its rapid response time and wide voltage rating make it suitable for both residential and commercial applications involving AC power.

Reliability and Safety Standards

The MOV-14D561K is UL recognized and designed with a flame-retardant, epoxy-coated disc body. With an insulation resistance exceeding 1,000 M and a leak current below 10 A, it assures stable protection. Its operational stability across harsh environmental conditions, from -40C to +85C, ensures consistent performance over a long service life.

FAQs of MOV-14D561K Metal Oxide Varistor Thakor (VCRR):

Q: How does the MOV-14D561K Metal Oxide Varistor provide surge protection?

A: The MOV-14D561K varistor absorbs excessive voltage spikes by rapidly changing its resistance when the voltage exceeds its rated threshold, thus clamping the surge and safeguarding connected electronic circuits from damage.

Q: What is the typical operating environment for the MOV-14D561K varistor?

A: This varistor is designed to operate in environments with temperatures ranging from -40C to +85C and accommodates supply voltages up to 560V AC, making it suitable for various applications in power boards and electronic appliances.

Q: When should I use the MOV-14D561K varistor in my circuit?

A: You should use the MOV-14D561K varistor whenever surge protection is needed, especially in circuits exposed to voltage transients or lightning strikes, ensuring reliable operation of vulnerable components.

Q: Where is the MOV-14D561K typically installed in electronic systems?

A: The varistor is usually mounted across power input lines in electronic appliances, surge suppression devices, and power distribution boards to provide immediate protection at the point of entry.

Q: What is the installation process for the MOV-14D561K varistor?

A: With its through-hole design and 7.5 mm lead pitch, the MOV-14D561K can be easily soldered onto printed circuit boards, ensuring secure and reliable integration into most power supply setups.

Q: What are the benefits of using this varistor in my application?

A: Using the MOV-14D561K assures fast-acting surge suppression, high energy absorption, UL recognized safety, and long-term reliability, which collectively reduce equipment failures and maintenance costs.