What is Eaton PKZM0-10 MPCB?
The Eaton PKZM0-10 is a low-current dedicated motor protection switch from Eaton's xStart series, widely known in the trade as an MPCB or manual motor protector, and it is designed to be mounted on DIN rails inside control cabinets.
Engineered specifically for small three-phase motors up to 4kW, it features manually adjustable trip current ranging from 6.3A to 10A. This single unit integrates three types of protection: overload, short-circuit and phase loss, delivering an all-in-one solution with the PKZM0-10.

Core Benefits of Eaton PKZM0-10 MPCB
The Eaton PKZM0-10 motor protective circuit breaker works perfectly for 6.3A–10A medium-load 3-phase motors, outperforming smaller MPCB variants on heavy startup currents.
● Anti-false trip design Handles large motor starting inrush without unnecessary shutdowns.
● Wide tunable current range Covers most 4kW small motors to reduce spare part inventory types.
● Universal DIN rail clip-on structure Quick installation, removal and maintenance for standard control cabinets.
● Tough industrial construction Consistent stable performance under long-run and high-temperature working environments.

Eaton PKZM0-10 Technical Specifications
● Model:Eaton PKZM0-10
● Poles: 3-pole (3P)
● Rated Current Adjustment Range: 6.3A ~ 10A
● Tripping Mode: Thermal-magnetic trip (long delay for overload, instantaneous for short circuit)
● Rated Operational Voltage: 690V AC
● Mounting Type: Standard DIN 35mm rail mounting
● Wiring Method: Screw terminal connection

Quick Reference of Popular PKZM0 Models
● PKZM0-6.3: Adjustable 4~6.3A, suitable for three-phase motors up to 2.2kW
● PKZM0-10: Adjustable 6.3~10A, suitable for three-phase motors up to 4kW (popular general-purpose model)
● PKZM0-16: Adjustable 10~16A, suitable for three-phase motors up to 7.5kW
● PKZM0-25: Adjustable 20~25A, suitable for three-phase motors up to 11kW
Selection Tip: Choose the model matching your motor's rated current range. PKZM0-10 is the top pick for standard 4kW motors.
Design Highlights
Improve efficiency
● Material
High temperature resistance guaranteed; it won't deform even after long-term operation inside control cabinets.
● Appearance
Compact narrow body saves cabinet space. The front adjustment knob with clear scales and printed markings resists wear.
● Design
All-in-one multifunctional design eliminates the need for separate thermal relays. It clips directly onto standard DIN rails without removing adjacent components during maintenance.
Aftersales Support
Quantity available: In stock.
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Warranty: 12 months.
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Lead time: Shipment within 3-5 working days.
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Terms of payment: T/T. RMB (CNY) support.
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Courier partners: FedEx, DHL, UPS, TNT, EMS, SF express.
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FAQ
Q1:Do I need to fit an extra thermal relay with the PKZM0-10?
A1: No. It adopts an integrated thermal-magnetic structure that combines overload and short-circuit protection, removing the need to purchase and wire a separate thermal relay.
Q2: What motor power is compatible with the PKZM0-10?
A2: It works with three-phase motors up to 4kW under 400V. Its adjustable current range is 6.3A–10A, suitable for most small fans, water pumps and packaging machinery motors.
Q3: Will it trip frequently due to high motor starting current?
A3: Its tripping curve is specially optimized for motors to withstand large instantaneous startup current. It only trips under genuine faults and will not misoperate during normal startup and shutdown.
Q4: How can I place an order or apply for bulk purchase discounts?
A4: Send your required order quantity via email to Irene8866@163.com, or leave us a message on WhatsApp (+86 18950163907). We will reply within 24 hours with formal quotation and stock confirmation.
For more product information, please contact our professional sales team to obtain the latest pricing and stock information for the Eaton PKZM0-10!
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