Mersen 9F61AHG001 Fuse supports, non-disconnecting, are used primarily in potential transformer circuits…

Name: Mersen 9F61AHG001 Fuse Support, 15.5kV, AHG Series, Non-Disconnecting, Indoor/Outdoor
Brand: Mersen
SKU: 9F61AHG001
Availability: InStock

Alternate Item Number: 782001402280

UPC: 782001402280

Documents & Media

Specification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Mersen 9F61AHG001 is a robust, non-disconnecting fuse support engineered for critical high-voltage applications. Designed for use with the Mersen AHG series fuses, this support is rated for 15,500 Volts, making it suitable for demanding industrial and utility environments. Its primary function is to securely hold and provide electrical connection for fuses, particularly in potential transformer (PT) circuits or any application where a separate disconnecting or isolating device is present in series with the fuse. This ensures reliable circuit protection without the fuse support itself performing the disconnection function. Engineered for versatility, the 9F61AHG001 fuse support offers flexible mounting options, allowing for both vertical and horizontal installation. This adaptability simplifies integration into various electrical panel designs and switchgear configurations. Furthermore, Mersen provides distinct models for different environmental conditions: the type EK is specifically designed for indoor installations, while the type EKO is built to withstand the rigors of outdoor environments, offering protection against the elements. Both configurations ensure that live parts at both ends of the fuse are safely contained and accessible only when intended. When selecting fuse protection, it is imperative to choose either a fuse support or a disconnecting switch for each fuse. The 9F61AHG001 falls into the fuse support category, intended for circuits where isolation is handled by another component. It is crucial to remember that disconnecting switches, while offering isolation, are not load-breaking devices; therefore, the circuit must be de-energized before any fuse disconnection occurs. Mersen's commitment to quality and safety is evident in the construction of these fuse supports, ensuring dependable performance and longevity. Professionals rely on Mersen for their expertise in electrical protection solutions, and the 9F61AHG001 exemplifies this trust by providing secure fuse retention and electrical integrity for high-voltage systems. Key features and benefits of the Mersen 9F61AHG001 Fuse Support include: * **High Voltage Capability:** Rated for 15,500 Volts, suitable for medium-voltage applications. * **Non-Disconnecting Design:** Ideal for PT circuits and systems with separate isolation devices. * **Versatile Mounting:** Supports both vertical and horizontal installation for flexible integration. * **Environmental Suitability:** Available in indoor (EK) and outdoor (EKO) variants. * **Secure Fuse Retention:** Ensures stable and reliable fuse positioning. * **Mersen AHG Series Compatibility:** Designed to work seamlessly with Mersen AHG fuses. This fuse support is an essential component for maintaining the operational integrity and safety of electrical distribution systems, power substations, and industrial power control equipment. Its robust construction and Mersen's reputation for reliability make it a preferred choice for engineers and technicians specifying protection components.

Mersen 9F61AHG001 non-disconnecting fuse support for 15,500V applications.
Designed for use in potential transformer (PT) circuits or where other isolating devices are present.
Supports both vertical and horizontal mounting configurations for versatile installation.
Available for indoor (type EK) and outdoor (type EKO) installations.
Compatible with Mersen AHG series fuses, ensuring secure and reliable fuse retention.

Specifications

Application	Utilities Industrial Plants Hospitals Shopping Centers Schools Office Buildings
Brand Name	Ferraz Shawmut
Connection	Bus
Mounting	Screw
Type	Accessories - Medium Voltage Fuses
Voltage Rating	15500 VAC
Package Dimensions (L x W x H)	24.92 IN x 6 IN x 20.09 IN
Package Dimensions (L x W x H)	63.2968 cm x 15.24 cm x 51.0286 cm
Package Weight (Imperial)	31.000 L
Package Weight (Metric)	14.062 kg

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Fuse Block 600VAC 600VDC Class CC 30A 3-Pole Pressure Plate with Reinforced Clip

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9F61 Size B Clips 1.6in

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POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

9F61XGL326

Fuse supports, non-disconnecting, are used primarily in potential transformer circuits, or where there is some other disconnecting or isolating device in series with the fuse in the circuit. Disconnecting switch devices have the additional feature of serving to isolate the equipment they protect. It should be noted that disconnecting switches are not load-breaking devices, therefore, the circuit must be open prior to the fuse disconnection. Select either a fuse support or a disconnecting switch for each fuse. Fuse supports and disconnecting switches include live parts for both ends. Both fuse supports and fuse disconnect switches can be mounted vertically or horizontally. The type EK are used for indoor installations while the type EKO are used outdoors. 15000 Volts XGL series.

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R-rated fuses provide required short-circuit protection for medium voltage motors, motor controllers and associated circuitry. These components have limited ability to absorb the energy of large short circuit currents. Medium voltage motor controllers contain overload relays which provide both overload protection and locked rotor protection to the motor. The controllers are also intended to interrupt low value short circuits within the capability of the motor controller. This protects the medium voltage R-rated fuse from sustained overcurrents which are less than their minimum interrupting rating.

Frequently Asked Questions

What are the available fuse sizes for the EK 9F61 series?

The EK 9F61 series supports fuse sizes B (1.5625" diameter), C (2" diameter), D (3" diameter), and DD (two 3" in parallel).

What is the ferrule diameter for fuse size C?

Fuse size C has a ferrule diameter of 2 inches.

What is the ferrule diameter for fuse size D?

Fuse size D has a ferrule diameter of 3 inches.

What is the ferrule diameter for fuse size B?

Fuse size B has a ferrule diameter of 1.5625 inches.

What are the dimensions for CL-14 fuses?

CL-14 fuses have dimensions A055C1DORO-(10E-150E) at 13.25 inches, A055C1DORO-(200E-400E) at 19.25 inches, and A155C3DORO-(150E-300E) at 19.25 inches.

What is the recommended torque for mounting clips?

The recommended torque for mounting clips with 3/8-16 UNRC screws is 200 pound-inches.

What is the recommended busbar section for 3" ferrule diameter fuses?

A minimum copper-bus section of 1/4" x 1-1/2" is recommended for 3" ferrule diameter fuses.

How many fuse clips are needed per fuse support?

For fuse supports, order two fuse clips. For a disconnecting switch, order one fuse clip.

How many live parts are needed per fuse support?

Order one live part for each fuse support and disconnecting switch, as it includes parts for both ends.

Frequently Asked Questions about Mersen

What industries and applications are Mersen products used for?

Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.

What are the main product lines offered by Mersen?

Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.

What are the key features of Mersen products?

Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.

What environmental ratings do Mersen products have?

Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.

What accessories are available for Mersen products?

Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.

How are Mersen products typically installed?

Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.

What certifications and standards do Mersen products comply with?

Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.

What technical support does Mersen offer?

Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.