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Mersen D092831 - Fuse Base for High Voltage Fuse-links 7.2kVAC 20A 36x400 M8 screws

Mersen D092831 Fuse Base for High Voltage Fuse-links 7.2kVAC 20A 36x400 M8 screws

Alternate Item Number: SI85-36400TRAC


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 D092831 is a high-voltage fuse base engineered for 7.2kVAC, 20A cylindrical fuse-links with a 36x400mm ferrule size. Designed for medium-voltage applications, this fuse base provides a secure mounting platform for Mersen's Amp-Trap® series fuses, including models like A072F1D0R0-5R5R15 (400A) and A072F1D0R0-9R9R20074 (740A). The unit features M8 screw terminals for electrical connections and is built to withstand mechanical stress, tested to sine vibrations across three axes with 5mm peak displacement (2-16 Hz) and 5g peak acceleration (16-250 Hz). The fuse base is rated for 7200V AC/DC voltage withstand and 60kV impulse voltage, ensuring reliable operation in demanding industrial environments. Compatible with cylindrical fuse-links of 36mm diameter, this fuse base is ideal for applications requiring robust, high-voltage fuse protection.
  • Rated for 7.2kVAC/20A cylindrical fuse-links with 36x400mm ferrule size
  • M8 screw terminals for secure electrical connections
  • Tested for sine vibrations: 5mm displacement (2-16 Hz), 5g acceleration (16-250 Hz)
  • Rated 7200V AC/DC voltage withstand and 60kV impulse voltage
  • Compatible with Mersen Amp-Trap® series fuses (e.g., A072F1D0R0-5R5R15)

Specifications

AC Voltage Rating
7.2 kV
Amperage Rating
20 A
Application
SI 36x127 BS fuse holder may be used for rolling stock “TRAC” for SI 36x190 and SI 36x400 means that fuse holder may be used for rolling stock with reinforced fixing of clips on isolators
Brand Name
Mersen
Connection Type
M8 screws
Current Rating
20A
DC Voltage Rating
7.2 kV
Size
17.91 x 2.56 x 5.93 in
Size
455 x 65 x 150.5 mm
Size
36x400
Special Features
Sturdy assembly with very high collision withstand Mounting as base with or without microswitch Polyester isolators for all applications
Type
IEC HV Fuse Supports
Voltage Rating
7.2kVAC
Package Dimensions (L x W x H)
17.91 in x 2.56 in x 5.93 in
Package Dimensions (L x W x H)
455 mm x 65 mm x 150.5 mm
Package Weight (Imperial)
3.086 lb
Package Weight (Metric)
1.400 kg
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Frequently Asked Questions

What are the rated voltage values for the SI85-36400TRAC fuse-base?

The SI85-36400TRAC fuse-base has a rated voltage of 7200 V for both AC (IEC) and DC (IEC).

What is the rated current for the SI85-36400TRAC fuse-base?

The rated current (In) for the SI85-36400TRAC fuse-base is 20 A.

What is the impulse withstand voltage for the SI85-36400TRAC fuse-base?

The rated impulse withstand voltage (Uimp) for the SI85-36400TRAC fuse-base is 60 kV.

What are the dimensions of the SI 36x127 fuse-base?

The SI 36x127 fuse-base has dimensions of 36x127 mm.

What is the rated current for the SI36127BSMCR and SI36127BS fuse-bases?

Both the SI36127BSMCR and SI36127BS fuse-bases have a rated current (In) of 200 A.

What is the rated voltage for the SI36127BSMCR and SI36127BS fuse-bases?

The rated voltage for SI36127BSMCR and SI36127BS fuse-bases is 2500 V for both AC (IEC) and DC (IEC).

What type of screws are used for electrical connection on the SI85-36400TRAC?

Electrical connections are made using M8 screws made of plated steel, class 8-8.

What is the maximum recommended tightening torque for the M8 screws on SI 85 20x... models?

The maximum recommended tightening torque for the M8 screw on SI 85 20x... models is 22 Nm.

What is the fixing torque for the base using M5 screws?

The fixing of the base with M5 screws has a tightening torque of 7 +/- 1.5 Nm.

What are the vibration withstand specifications for these fuse holders?

The fuse holders are tested with sine vibrations from 2 to 16 Hz at 5 mm peak displacement and 16 to 250 Hz at 5 g peak acceleration.

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.