Mersen Class G Time Delay Fuse 40A 480VAC Ferrule Terminal Amp-Trap Protection
Professional Class G overcurrent protection with time delay characteristics
Mersen Class G Time Delay Fuse delivers reliable 40A overcurrent protection at 480VAC with advanced Amp-Trap technology. This professional-grade fuse features ferrule terminals with tin-plated copper construction and GMG body insulating material for dependable performance in commercial and industrial applications. The time delay characteristic provides superior motor starting protection while maintaining fast fault clearing capability.
Professional Features & Benefits
- 40A Current Rating: Provides precise overcurrent protection for medium-duty electrical circuits and equipment loads
- 480VAC Voltage Rating: Engineered for commercial and industrial three-phase power systems with reliable performance
- 100 kA Breaking Capacity: Delivers exceptional fault interruption capability for high-energy electrical systems
- Time Delay Characteristic: Allows temporary overloads while providing fast protection against sustained faults and short circuits
- Class G Design: Meets stringent performance standards for size rejection and current limitation in critical applications
- Ferrule Terminal Construction: Tin-plated copper terminals ensure secure connections and long-term reliability
- GMG Insulating Material: Advanced body construction provides superior arc quenching and electrical isolation
Technical Specifications
- Ac Max I R Breaking Capacity I1: 100 kA
- Ac Or Dc: AC
- Ampere Rating: 40 A
- Body Insulating Material: GMG
- Connection Terminal Material: Tin-Plated Copper
- Connection Terminal Type: Ferrule
- Frequency Hz : 50/60 Hz
- Fuse Class: Class G
- Mounting Method: Clip
- Product Length: 2.25 in
- Product Weight: 0.037 lb
- Rated Voltage Ac Ul: 480 V
- Rohs Compliant: Yes
- Speed Characteristic: Time Delay
Installation & Operation
- Mount the unit in a suitable location with appropriate clearance and access for connections and service.
- Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
- Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
- Configure any available load management or control features as supported by the provided specifications.
- Test automatic transfer or operational functionality and verify proper performance before placing into service.
- Complete final inspection and follow ongoing maintenance practices appropriate to the product category.
Professional Applications
- Motor Control Centers and Industrial Equipment Protection
- Commercial HVAC Systems and Building Services
- Manufacturing Equipment and Process Control
- Distribution Panels and Switchgear Applications
- Pump Stations and Water Treatment Facilities
- Food Service and Refrigeration Systems
- Emergency Power and Critical Infrastructure
Why Choose Mersen Quality?
Mersen Class G fuses deliver proven reliability with RoHS compliant construction and precision engineering. The compact 2.25-inch length and lightweight 0.037 lb design facilitate easy installation while the 50/60 Hz frequency rating ensures global compatibility. Trust Mersen's commitment to electrical safety and performance in demanding professional environments.
Manufacturer Resources
Product Specs
- Ac Max I R Breaking Capacity I1:
- 100 kA
- Ac Or Dc:
- AC
- Ampere Rating:
- 40 A
- Body Insulating Material:
- GMG
- Connection Terminal Material:
- Tin-Plated Copper
- Connection Terminal Type:
- Ferrule
- Frequency Hz :
- 50/60 Hz
- Fuse Class:
- Class G
- Mounting Method:
- Clip
- Product Length:
- 2.25 in
- Product Weight:
- 0.037 lb
- Rated Voltage Ac Ul:
- 480 V
- Rohs Compliant:
- Yes
- Speed Characteristic:
- Time Delay