EATON MCCB NZMB1-A50-NA Molded Case Circuit Breaker

Description

EATON MCCB NZMB1-A50-NA Molded Case Circuit Breaker Supplier in Bangladesh BD Importer in Bangladesh BD Price in Bangladesh BD

The Eaton NZMB1-A50-NA is a molded case circuit breaker (MCCB) designed for protecting electrical circuits from overloads and short circuits. It is part of Eaton’s NZM1 series, which is known for offering compact protection solutions for a variety of applications.

Key Parameters:

• Model: NZMB1-A50-NA
• Type: Molded Case Circuit Breaker (MCCB)
• Rated Current (In): 50 A
• Rated Operating Voltage (Ue): 600 V AC
• Breaking Capacity:
  • Interrupting Rating at 240 V AC: 65 kA
  • Interrupting Rating at 480 V AC: 35 kA
  • Interrupting Rating at 600 V AC: 18 kA
• Frame Size: NZM1 (fits the NZM1 size frame)
• Number of Poles: 3 poles
• Trip Unit Type: Thermal-magnetic trip unit
  • Thermal Trip Adjustment Range: Fixed at 50 A
  • Magnetic Trip Adjustment: Fixed magnetic trip for short-circuit protection
• Mounting Type: Fixed, panel mount
• Operating Temperature: -25°C to +70°C
• Standards Compliance:
  • IEC/EN 60947-2 (international standard for low-voltage circuit breakers)
  • UL 489 (North American safety standard for molded case circuit breakers)
• Dimensions: Compact and designed for space-saving installations
• Connection Type: Lug terminals

Features:

• Thermal-Magnetic Protection: Provides protection against both overloads (via the thermal element) and short circuits (via the magnetic element).
• High Interrupting Capacity: Suitable for use in systems with high fault levels, offering strong short-circuit protection.
• Compact Size: Fits into smaller enclosures while still providing adequate protection.
• UL and IEC Ratings: Ensures compliance with both international and North American standards, making it suitable for a wide range of global applications.

Applications:

The Eaton NZMB1-A50-NA circuit breaker is used in:

• Industrial Control Panels: Protection of electrical circuits in machinery, manufacturing, and processing plants.
• Building Installations: Protecting circuits in commercial and residential buildings, especially in systems requiring high interrupting capacity.
• Distribution Panels: Used as part of main or sub-distribution boards for controlling and protecting electrical loads.
• Motor Control: Provides protection in motor control applications where short-circuit and overload protection are critical.