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Motor Protective Circuit Breaker 6.3A | Three-Pole | 2.2 kW Capacity | Snap-On Mounting by Eaton

BRAND: Eaton
SKU: Y7-72738
$167.60 List price: $208.90
+ −
30 Days Return Delivery Options
Protect your motors with this three-pole motor protective circuit breaker rated at 6.3A and capable of handling up to 2.2 kW. Ideal for industrial and commercial applications, it features snap-on mounting for easy installation and ensures reliable operation with a mechanical lifespan of 100,000 operations.

Product Name/Title: Motor Protective Circuit Breaker 6.3A | Three-Pole | 2.2 kW Capacity | Snap-On Mounting by Eaton

Brand: Eaton

SKU: Y7-72738

Alternatively Known As: Motor protective circuit breaker PKZM0, Motor circuit breaker Eaton PKZM0, PKZM0 motor protector, Eaton motor protection switch

Technical Specifications
  • Rated operational power at AC-3, 380/400 V, 50 Hz: 2.2 kW
  • Rated operational current (Ie): 6.3 A
  • Number of poles: Three-pole
  • Operating frequency: 40 operations per hour
  • Overvoltage category: III
  • Pollution degree: 3
  • Rated impulse withstand voltage (Uimp): 6000 V AC
  • Short-circuit current rating (type E): up to 65 kA
  • Terminal capacity (flexible with ferrule): 1 x (1 - 6) mm² or 2 x (1 - 6) mm²
  • Tightening torque: 1 Nm for control circuit cables, 1.7 Nm for main cable
  • Ambient operating temperature range: -25 °C to 55 °C
  • Mounting position: Snap-on to IEC/EN 60715 top-hat rail (7.5 or 15 mm height)
  • Tripping characteristic: Overload trigger class 10 A
  • Shock resistance: 25 g mechanical shock according to IEC/EN 60068-2-27
  • Dimensions (H x L x W): 93mm x 76mm x 45mm
  • Weight: 0.29 kg
Key Features
  • Phase-failure sensitivity according to IEC/EN 60947-4-1
  • Three-pole motor protective circuit breaker
  • Turn button actuator type
  • Finger and back-of-hand proof protection (EN 50274)
  • Rated operational current of 6.3 A
  • Short-circuit current rating up to 65 kA depending on configuration
  • Suitable for motors up to 2.2 kW at 400 V
  • Can be snapped onto IEC/EN 60715 top-hat rail
  • Temperature compensation from -5 to 40 °C
  • Mechanical and electrical lifespan of 100,000 operations
Professional Installation Requirements
  • Installation must be performed by a qualified electrician following local electrical codes and standards to ensure safety and compliance.
Applications
  • Motor protection in industrial and commercial electrical installations
  • Branch circuit protection for motors with efficiency class IE3
  • Group installations requiring motor protective circuit breakers
Standards & Compliance
  • Complies with AS/NZS 60947-4-1 for low-voltage switchgear and controlgear - Contactors and motor-starters
Environmental Benefits
  • Enhances motor efficiency by providing reliable protection, reducing downtime and energy waste
  • Durable design reduces need for frequent replacements, minimizing electronic waste
Warranty Information

Standard Eaton warranty applies; please refer to Eaton's official warranty policy for details.

Available Now

The Eaton Moeller PKZM0 Motor-Protective Circuit-Breaker 6.3A is available for immediate purchase, ideal for industrial motor protection applications.

Product specifications (skuPage.072738.pdf, 78 Kb) [Download]

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