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Mersen GPM-WTR - Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder Water-tight Screw Knob Panel Mount
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Mersen GPM-WTR Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder Water-tight Screw…

Alternate Item Number: GPM-WTR

UPC: 782001674298


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Specification Sheet

Contact for Pricing

Minimum Qty: 10

Multiplier: 10

*Contact for lower quantities*

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

Overview

The Mersen GPM-WTR is a Class CC watertight fuse holder designed for panel-mount applications requiring 600VAC/600VDC and 30A continuous current. This unit accommodates Class CC fuses (ATQR, ATDR, ATMR series) and provides a Short-Circuit Current Rating (SCCR) of 200kA, ensuring robust protection against severe fault conditions. The GPM-WTR features quick-connect/solder terminals for versatile wiring options and a screw-knob design for easy fuse replacement. The fuse holder is constructed with glass-filled polyester (GFPC) insulators rated for 125°C and 94V-0 flammability, ensuring thermal stability and safety. The flange mount design allows for both front and rear panel installation, providing flexibility in mounting configurations. This unit is ideal for applications in power distribution, motor control centers, industrial machinery, and renewable energy systems where reliable fuse protection and environmental durability are critical.
  • Rated for 600VAC/600VDC and 30A continuous current
  • Accommodates Class CC fuses (ATQR, ATDR, ATMR series)
  • 200kA Short-Circuit Current Rating (SCCR) for severe fault protection
  • Quick-connect/solder terminals with screw-knob fuse replacement
  • Watertight design with GFPC insulators for enhanced safety

Specifications

AC Voltage Rating
600 V
Amperage Rating
30 A
Application
Panel Mount Fuse Holders
Brand Name
Mersen
Class
Class CC
Connection
1/4in Quick Connect / Solder
Connection Type
Quick Connect / Solder
Current Rating
30A
DC Voltage Rating
600 V
IP Rating
IP67
Material
Thermoplastic
Material
Glass-filled polyester (GFPC)
Maximum Operating Temperature
80 C
Maximum Operating Temperature
80 °C
Mounting
Panel Mount
Mounting Type
Panel Mount
Number Of Poles
1
Phase
1
Poles
1
Series
GPM
Size
2.42 x 1.13 x 1.13 in
Size
61.468 x 28.702 x 28.702 mm
Size
1/4in Quick Connect / Solder
Special Features
Patented design allows same body to accept screw or bayonet knob Flange design allows front or rear mounting.
Standard
UL Recognized, guide IZLT2, File E52283 CSA Certified - C22.2, class 6225, File 32169
Type
Miniature Fuse Bases & Holders
Voltage Rating
600 VAC
Package Dimensions (L x W x H)
2.42 in x 1.13 in x 1.13 in
Package Dimensions (L x W x H)
61.468 mm x 28.702 mm x 28.702 mm
Package Weight (Imperial)
0.065 lb
Package Weight (Metric)
0.029 kg
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Frequently Asked Questions

What is the maximum voltage and amperage rating for GPM fuse holders?

The GPM fuse holders have a maximum rating of 600VAC/DC and 30A.

What types of fuses can GPM fuse holders accommodate?

They can accommodate Class CC and midget (1-1/2" x 13/32") fuses.

What is the SCCR for GPM fuse holders with Class CC fuses?

The SCCR for GPM fuse holders with Class CC fuses is 200kA.

What is the SCCR for GPM fuse holders with midget fuses?

The SCCR for GPM fuse holders with midget fuses is 100kA.

What approvals do the GPM fuse holders have?

They are UL Recognized (guide IZLT2, File E52283) and CSA Certified (C22.2, class 6225, File 32169).

What material are the insulators made of for 30A GPM holders?

All 30A GPM holders have PET insulators for extra dependability.

How can the GPM fuse holder body be configured?

The patented design allows the same body to accept either a screw or bayonet knob.

How can the GPM fuse holder be mounted?

The flange design allows for either front or rear mounting.

What is the voltage and amp rating for the GPM-A series?

The GPM-A series is rated for up to 250 volts with amp ratings from 3A to 15A.

What is the voltage and amp rating for the GPM-G series?

The GPM-G series is rated for 250 volts with amp ratings of 10A or 15A.

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.