FRM-A - Shock-Safe Fuseholder 3 x 10 mm Fingergrip Screw - Technical Data & Approvals

Sep 4, 2026

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FRM-A shock-safe fuseholder is a compact screw-type carrier for 3 x 10 mm fuses, designed for reliable circuit protection in demanding environments. Key specifications include rated voltage 250 VAC/VDC and rated current 8 A (UL/CSA), IP67 degree of protection with defined tightening torques, and broad ambient temperature range from -55 °C to 85 °C. Mechanical, climatic, and electrical properties are detailed, including dielectric strength, impulse withstand voltage, contact resistance, soldering heat resistance, and insulation performance. Approvals and compliance information covers safety standards, CE/UKCA, RoHS, China RoHS, halogen-free and REACH requirements.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Technical Data

Shock-Safe Category PC1

Rated Electrical Values

Degree of Protection and Materials

Approvals and Compliances

Approval Reference Type: FRM-A

Product and Application Standards

Directives and Declarations

Fuseholder [https://www.schurter.com /PG02](https://www.schurter.com /PG02) FRM-A Shock-Safe Fuseholder, 3 x 10 mm, Fingergrip, Screw 1.6 W / 6.3A · 250 VAC/VDC · 8A (UL/CSA) See below: Approvals and Compliances | Description
-Screw type fuse carrier
Unique Selling Proposition
-Very compact size
- Robust construction for harsh environment
- High ingress protection rating
-Qualified for high altitude operation | Applications
-Applications where high reliability and availability is required
-Avionics
-Offshore
-Ground Equipment
- Industrial appliances
References
Fuseholder to DRM-A
Weblinks
pdf data sheet , html datasheet , General Product Information , DistributorStock-Check , Detailed request for product , Microsite | | --- | --- | | Technical Data | | | Shock-Safe Category PC1 | Soldering Methods Iron
Soldering Profile
Solderability 350 °C / 3 sec acc. to IEC 60068-2-20 Resistance to Soldering Heat 350 °C / 5 sec based on IEC 60068- 2-20 Contact Resistance ≤ 10 mΩ at [100 mA acc. to](100 mA acc. to) IEC 60127-6 Dielectric Strength > 1.5 kV between live parts (50 Hz: 1 min) Impulse Withstand Voltage > 2.5 kV between live parts Insulation Resistance ≥ 20 MΩ between live parts (500 VDC: 1 min) Overvoltage Category II [acc. to](acc. to) IEC 60664-1 Pollution Degree [2 acc. to](2 acc. to) IEC 60664-1
Resistance to Vibration acc. to IEC 60068-2-6, test Fc,(Shock
10 g, 1.5 mm, 10-2000 Hz, 10 cyc.), | | Fuse-Link 3 x 10 mm (DRM-A) | | | Mounting Panel mount, Rear Side | | | Attachment Fixing Nut | | | Terminal Solder | | | Rated Voltage 250 VAC/VDC (up to 2'000m a.s. l.),
125VAC/VDC (up to 15'240m a.s. l.) | | | Rated current 8 A (UL/CSA) | | | Rated Power Acceptance IEC 1.6 W / 6.3 A @ Ta 23 °C
Admissible current consumption at
higher ambient temperature see dera
ting curve | | | Degree of Protection IP67 (requires tightening torque of ≥ 80
Ncm for the fixing nut and ≥ 40 Ncm for
the fuse carrier) | | | Protection Class Suitable for appliances with protection | | | [class I acc. to](class I acc. to) IEC 61140 | (NF C 20-706) | | Admissible Ambient Temp. -55 °C to 85 °C | Mechanical Shock [acc. to](acc. to) IEC 60068-2-27,(Shock 100 g,
half-sine, 2 ms, each direction 3 times), | | Climatic Category 55/085/21 acc. to IEC 60068-1 | | | Material: Socket Thermoplastic, black, UL 94V-0 |
Mechanical Shock (Bump)
Salt Mist Damp Heat
Admissible Torque on Fixing Nut
Panel Thickness
[acc. to](acc. to) IEC 60068-2-29,(Shock 40 half-sine, 2 ms, 1000 repetition),(NF 20-729)
[acc. to](acc. to) IEC 60068-2-11,(96 h) [acc. to](acc. to) IEC 60068-2-78,(40 °C, r. h. , 21 days)
max 0.6 Nm
1.0-2.0 mm | | Material: Terminals Tin-Plated Copper | | | Unit Weight 6.5 g | | | Storage Conditions 0 °C to 60 °C, max. 70% r. h. | | | Product Marking , Type, Certification marks | | | | | | Approvals and Compliances
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in Details about Approvals
SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF 16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER. | | Circuit Protection 1 FRM-A Fuseholder [https://www.schurter.com /PG02](https://www.schurter.com /PG02) Approvals The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products. Approval Reference Type: FRM-A Approval Logo Certificates Certification Body Description UL Approvals UL UR File Number: E39328 | Product standards |

FAQs

What are the key rated electrical specifications of FRM-A?

FRM-A is rated for 250 VAC/VDC (up to 2000 m a.s.l.) and 125 VAC/VDC (up to 15'240 m a.s.l.), with a rated current of 8 A (UL/CSA) and rated power acceptance of 1.6 W / 6.3 A at Ta 23 °C.

How is the IP67 degree of protection achieved for the fuseholder?

IP67 requires tightening torque of at least 80 Ncm for the fixing nut and at least 40 Ncm for the fuse carrier.

Which compliance and declaration items are listed for the FRM-A?

The document lists CE declaration of conformity, UKCA declaration of conformity, RoHS, China RoHS, halogen free, REACH, and details related to glow wire tests, along with an explanation of CE/UKCA marking.

Sep 4, 2026

Upload by Hazel