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Klockner-Moeller

PKZM0-6,3

£44.43 (ex. VAT)

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Marvo Stock ID MV-6SUU
HS Code 8536
SKU PKZM0-6,3
Condition Used
Warranty 12 months
Weight (kg) 0.30
Length (mm) 76.00
Width (mm) 45.00
Height (mm) 90.00

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Specification & Description

Specification Description
Part Number PKZM0-6,3
Alternative Part Number PKZM063
Manufacturer Klockner-Moeller
Rated Operational Voltage (Ue) 220÷690VAC
Rated Permanent Current (Iu) 6.3A
Rated Short-Circuit Breaking Capacity (Icu) at 400V, 50Hz 150kA
Overload Release Current Setting 6.3 - 6.3A
Adjustment Range Short-Term Delayed Short-Circuit Release 0 - 0A
Adjustment Range Undelayed Short-Circuit Release 141 - 141A
Motor Rating AC-3 220V: 1.1kW, 380V/400V/415V: 2.2kW, 440V: 3kW, 500V: 3kW, 660V/690V: 4kW
Number of Poles 3
Type of Control Element Turn Button
Degree of Protection (IP) IP20
Connection Technique Screw Connection
Suitable for DIN Rail Mounting Yes
DIN Rail Mounting Optional Yes
Phase-Failure Sensitivity Compliant with IEC/EN 60947-4-1, VDE 0660 Part 102
Ambient Temperature Range Storage: -40°C to 80°C, Open: -25°C to +55°C, Enclosed: -25°C to 40°C
Mechanical Shock Resistance Half-sinusoidal shock 10 ms to IEC 60068-2-27: 25g
Altitude Max. 2000m
Standards IEC/EN 60947, VDE 0660, UL, CSA

The Klockner-Moeller PKZM0-6,3 is a robust motor-protective circuit breaker designed to offer efficient protection for motors up to 2.2 kW, suitable for a voltage range of 220 to 690 VAC. This device is engineered to safeguard against overloads and short-circuits, ensuring the longevity and reliability of your motor applications. With a rated uninterrupted current of 6.3 A and a setting range for overload releases from 4 to 6.3 A, it provides precise protection tailored to your motor's requirements.

Constructed with durability in mind, the PKZM0-6,3 features a compact design that allows for easy integration into various industrial settings. The screw terminal connection technique ensures a secure and stable installation, while the device's compliance with IEC/EN 60947, VDE 0660, UL, and CSA standards reflects its high quality and safety.

The PKZM0-6,3 is also equipped with phase-failure sensitivity, conforming to IEC/EN 60947-4-1, VDE 0660 Part 102, which adds an extra layer of protection by detecting any phase imbalance that could potentially harm the motor. Additionally, the circuit breaker is designed to be mounted on a DIN rail, providing a straightforward and flexible installation process.

This motor-protective circuit breaker is an essential component for a wide range of industrial applications, offering reliable protection and peace of mind. Whether you're operating in manufacturing, automation, or any other sector that relies on electric motors, the Klockner-Moeller PKZM0-6,3 is a dependable choice for motor circuit protection.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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What payment methods do you accept?

We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

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Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.

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Frequently Asked Questions

What is the function of this circuit breaker?

The circuit breaker is designed to protect an electric motor from damage caused by overloads, short circuits, and phase failure. It provides safe and reliable disconnection in the event of a fault, ensuring the protection of the motor and associated equipment.

Can this circuit breaker be used with motors of efficiency class IE3?

Yes, this motor-protective circuit breaker is suitable for use with motors of efficiency class IE3, providing appropriate protection for high-efficiency motors.

What is the rated operational voltage for this device?

The rated operational voltage (Ue) for this device is 690V AC, making it suitable for a range of industrial applications.

What is the rated uninterrupted current for this circuit breaker?

The rated uninterrupted current, also known as the rated operational current (Iu = Ie), for this circuit breaker is 6.3A.

What are the mounting requirements for this circuit breaker?

This circuit breaker can be mounted in any position, with the direction of incoming supply as required. It is designed to be snapped onto IEC/EN 60715 top-hat rail with 7.5 or 15 mm height.

What is the degree of protection provided by this circuit breaker?

The circuit breaker provides a degree of protection of IP20 for the device, ensuring protection against solid objects larger than 12mm and not against water.

What are the tripping characteristics of this circuit breaker?

The circuit breaker features thermomagnetic tripping characteristics, which means it provides both thermal protection for overloads and magnetic protection for short-circuit conditions.

Is this circuit breaker phase-failure sensitive?

Yes, the circuit breaker is phase-failure sensitive, complying with IEC/EN 60947-4-1, VDE 0660 Part 102 standards, which means it can detect and respond to a loss of phase, providing additional motor protection.

What is the short-circuit rating of this device?

The short-circuit rating of this device is 60kA for DC up to 250V, which indicates its ability to safely interrupt a short-circuit current without damage.

How is the temperature compensation feature implemented in this circuit breaker?

The circuit breaker includes temperature compensation according to IEC/EN 60947 and VDE 0660, which allows it to operate reliably over a temperature range of -5°C to 40°C, with a residual error for temperatures above 40°C of less than or equal to 0.25% per Kelvin.

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Part conditions explained


We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:

New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.

New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.