Mersen ATQ Midget Time-Delay Fuse 500VAC 20A Ferrule Terminal

Mersen ATQ Midget Time-Delay Fuse 500VAC 20A Ferrule Terminal

Professional Time-Delay Protection for Motor and Inductive Load Applications

The Mersen ATQ series midget time-delay fuse delivers reliable overcurrent protection with 500VAC rating and 20A capacity. Featuring ferrule terminals with tin-plated copper construction and GMG body insulating material, this Amp-Trap fuse provides professional-grade protection for motor circuits and inductive loads requiring time-delay characteristics.

Professional Features & Benefits

• 20A Current Rating: Provides precise overcurrent protection for medium-duty electrical circuits and motor applications.
• 500VAC Voltage Rating: Supports commercial and industrial voltage requirements with reliable performance across 50/60 Hz systems.
• Time-Delay Characteristic: Allows temporary overcurrents during motor starting while providing fast protection against short circuits and sustained overloads.
• 10 kA Breaking Capacity: Safely interrupts high fault currents up to 10,000 amperes for enhanced system protection.
• Ferrule Terminal Design: Tin-plated copper terminals ensure secure connections and resist corrosion in demanding environments.
• Midget Class Construction: Compact 1.5-inch length fits standard clip mounting systems for space-efficient installations.
• RoHS Compliant: Meets environmental standards for safe disposal and regulatory compliance.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 10 kA
• Ac Or Dc: AC
• Ampere Rating: 20 A
• Body Insulating Material: GMG
• Connection Terminal Material: Tin-Plated Copper
• Connection Terminal Type: Ferrule
• Frequency Hz : 50/60 Hz
• Fuse Class: Midget
• Mounting Method: Clip
• Product Length: 1.5 in
• Product Weight: 0.014 lb
• Rated Voltage Ac Ul: 500 V
• Rohs Compliant: Yes
• Speed Characteristic: Time Delay

Installation & Operation

1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Motor Control Centers and Starter Panels
• Industrial Equipment Protection
• Commercial HVAC Systems
• Manufacturing Machinery
• Process Control Equipment
• Pump and Compressor Circuits
• Lighting and Power Distribution

Why Choose Mersen Quality?

Mersen fuses deliver proven reliability with RoHS compliant construction and professional-grade materials including GMG insulating body and tin-plated copper terminals. The compact midget design and clip mounting system ensure efficient installation while maintaining the high breaking capacity and time-delay characteristics required for demanding electrical protection applications.