UltraSafe™ USGM - Midget Fuse Holders
Mersen’s USGM series fuse holders deliver the ultimate ease-of-use, time (labor) saving and reliable solution available in the marketplace. Mersen is the first manufacturer to offer screw-less, spring pressure, wire termination technology into a power fuse holder, delivering the best of both technologies to its customers. Now you can experience the combined benefits of safety, ease-of-use, labor savings and reliability of UltraSafe fuse holders and spring pressure technology.
Mersen’s USGM series fuse holders deliver the ultimate ease-of-use, time (labor) saving and reliable solution available in the marketplace. Mersen is the first manufacturer to offer screw-less, spring pressure, wire termination technology into a power fuse holder, delivering the best of both technologies to its customers. Now you can experience the combined benefits of safety, ease-of-use, labor savings and reliability of UltraSafe fuse holders and spring pressure technology.
Product data sheets
- DS-USGM-Midget-Mersen-ENpdf - 536.96 KB 
Brochures and Flyers
- BR-Helioprotection-Mersen-ENpdf - 7.78 MB 
Compliance
- COM-CE190304006388-A1-USM-USGM-Fuse-Disconnectorpdf - 110 KB 
- COM-CE190315006178-A1-USM-USGM-Fuse-Holderpdf - 107.23 KB 
- R0HS3 letter 02FEB21 USM USCC USGCCpdf - 146.5 KB 
- REACH letter 02FEB22 USM USCC USGCCpdf - 221.88 KB 
Key features & benefits
- • Equipped with industry proven, patented WAGO CAGE CLAMP® technology (over 25 years of field experience and acceptance) 
- • Reduce wire installation time by up to 75% 
- • Highly reliable, maintenance free wire contact 
- • Secure, vibration proof, corrosion resistant, temperature cycling resistant, cost saving wire connection 
- • Quick, tool-free, easy fuse change-outs 
- • IP20 finger-safe protection 
- • Option visual blown fuse indicator 
- • DIN-rail mounting 
- • Compact footprint 
- • Environmentally conscious, RoHS compliant and lead free 
- USGM use with Midget Fuses: ATQ, ATM, TRM, OTM, A60Q-2, DCT-2 
- USGM-HEL use with Photovoltaic Fuses: HP6M, HP10M 
Applications
- All circuits up to 750VAC / 1000VDC for power control, power distribution and power electronics 
- Non-load disconnect 
| Frequency (Hz) | 50/60 Hz | 
| Amperage Range | 0 to 30 A | 
| Fuse Class | Midget | 
| Short Circuit Current Rating (SCCR) | 200 kA | 
| Flammability Rating | 94 V-0 | 
| UL Category Code | IZLT2 | 
| CSA File Number | Class 6225, File 032169_0_000 | 
| Reach Compliant | Yes | 
| Max Operating Temp. | 80 °C | 
| Max Storage Temp. | 80 °C | 
| Min Storage Temp. | -25 °C | 
| Harmonized System | 853690 | 
| UL File Number | File E52283 | 
| Degree of Protection (IP) | IP20 | 
Reference Finder
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| Item number | Ampere rating | Fuse size | Fuse Type/Class | Number of poles | Indication System | Product weight | 
|---|---|---|---|---|---|---|
| USGM1 See product | 30A | - | Midget | 1-Pole | No | 0.0635kg | 
| USGM1HEL See product | 32A | - | Midget | 1-Pole | No | 0.0635kg | 
| USGM1I See product | 30A | - | Midget | 1-Pole | Yes | 0.0635kg | 
| USGM1I-DC24 See product | 30A | - | Midget | 1-Pole | Yes | 0.0635kg | 
| USGM1IHEL See product | 32A | - | Midget | 1-Pole | Yes | 0.0635kg | 
| USGM2 See product | 30A | - | Midget | 2-Pole | No | 0.127kg | 
| USGM2I See product | 30A | - | Midget | 2-Pole | Yes | 0.127kg | 
| USGM3 See product | 30A | - | Midget | 3-Pole | No | 0.195kg | 
| USGM3I See product | 30A | - | Midget | 3-Pole | Yes | 0.195kg | 
| USGM3IN See product | 30A | - | Midget | 3-Pole+N | Yes | 0.195kg | 
 
   
   
   
  