GMD-500-R

Effective April 2020 Supersedes May 2017 

Technical Data **2019** 

## GMD 

## 5 mm x 20 mm Time-delay glass tube fuses 

## **Agency information** 

- UL Listed, Guide JDYX, File E19180 

- UL Recognition Card (4 A), Guide JDYX2, File E19180 

- CSA Certified, Class 1422-01, File 53787 

- PSE/JET, File 1641-31003-1001 

## **Ordering** 

- Specify product code: Insert packaging code prefix before part number. E.g. BK-GMD-250-R 

## **Product features** 

- Time-delay, low breaking capacity 

- Optional axial leads available 

- 5 x 20 mm physical size 

- Nickel-plated brass endcap construction 

- Designed to UL/CSA 248-14 

- Specify option code if desired: For axial leads, insert “V” between catalog series and amp rating. E.g. BK-GMD-V-250-R 

- With TR2 packaging code, lead wire length is 19.05mm 

|**Electrical**c**haracteristics**|**Electrical**c**haracteristics**|**Electrical**c**haracteristics**|
|---|---|---|
|**Rated**c**urrent % of Amp**|**% of Amp**r**ating**|**Opening**t**ime**|
|**% of Amp**<br>125mA - 4 A|**% of Ampating**<br>100%|**Opening**<br>None|
||135%|60 minutes maximum|
||200%|5 seconds minimum|
|||2 minutes maximum|



## **Specifcations** 

|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|**Specifcationsications**<br>~~pf}~~|
|---|---|---|---|---|---|---|---|---|---|
|**Part**number<br>~~pf}~~|**Voltage **<br>rating<br>**Vac**<br>~~pf}~~|**Interrupting**rating**(**A**)**<br>**at**r**ated**v**oltage (50 Hz)**||**Specifcationsi**<br>**Typical DC**<br>c**old**r**esistance**<br>**(**Ω**)****|**Specifcations**<br>**Typical**<br>m**elting I2t**<br>**(**A2s**)†**|**Typical**<br>v**oltage**<br>d**rop (mV)‡**|**Agency**a**pprovals**|||
||||||||**UL**|**PSE**<br>**JET**|**CSA**|
|||**250 Vac**|**125 Vac**|||||||
|**GMD-125-R**<br>~~pf}~~|250<br>~~pf}~~|35|10,000|9.91|0.043|1800|X||X|
|**GMD-150-R**<br>~~pf}~~|250<br>~~pf}~~|35|10,000|6.065|0.046|1200|X||X|
|**GMD-200-R**|250|35|10,000|3.215|0.20|1100|X||X|
|**GMD-250-R**|250|35|10,000|2.400|0.40|950|X||X|
|**GMD-300-R**|250|35|10,000|1.625|0.65|800|X||X|
|**GMD-315-R**|250|35|10,000|1.555|0.89|750|X||X|
|**GMD-375-R**|250|35|10,000|1.0645|0.89|650|X||X|
|**GMD-400-R**|250|35|10,000|0.948|1.2|600|X||X|
|**GMD-500-R**|250|35|10,000|0.629|1.4|550|X||X|
|**GMD-600-R**|250|35|10,000|0.4425|3.1|450|X||X|
|**GMD-630-R**|250|35|10,000|0.4475|3.1|450|X||X|
|**GMD-750-R**|250|35|10,000|0.3065|4.7|410|X||X|
|**GMD-800-R**|250|35|10,000|0.299|6.6|380|X|X|X|
|**GMD-1-R**|250|35|10,000|0.1995|12|310|X|X|X|
|**GMD-1.2-R**|250|100|10,000|0.158|16|280|X|X|X|
|**GMD-1.25-R**|250|100|10,000|0.124|16|245|X|X|X|
|**GMD-1.5-R**|250|100|10,000|0.107|25|240|X|X|X|
|**GMD-1.6-R**|250|100|10,000|0.905|27|220|X|X|X|
|**GMD-2-R**|250|100|10,000|0.655|42|200|X|X|X|
|**GMD-2.5-R**|250|100|10,000|0.48|94|195|X|X|X|
|**GMD-3-R**|250|100|10,000|0.37|145|190|X|X|X|
|**GMD-4-R**|250|200|10,000|0.28|300|190|UR|X||



* Interrupting ratings (Interrupting ratings for 125mA - 3A were measured at 70% - 80% power factor on AC. The interrupting ratings for 4A were measured at 100% power factor on AC) 

- **  Typical DC cold resistance (measured at <10% of rated current) 

- Typical melting I[2] t (I[2] t was measured at listed interrupting rating and rated voltage) 

- Typical voltage drop (voltage drop was measured at +20 °C ambient temperature at rated current) 

GMD 5 mm x 20 mm Time-delay glass tube fuses 

Technical Data 2019 Effective April 2020 

## **Dimensions - mm** 

**==> picture [149 x 158] intentionally omitted <==**

**----- Start of picture text -----**<br>
38.10mm<br>  (±.38)<br>5.54mm<br>(±.20) | Ho<br>21.10mm<br>il (±.81)<br>(± ( 0 .5)<br>* |<br>5.2mm   (±.38)<br>(+0.1/-0.2)<br>0.65mm<br> (REF)<br>C)<br>**----- End of picture text -----**<br>


## **Time-Current Curve** 

||**Packaging**c**ode**|
|---|---|
|**Packaging**p**refix**|**Description**|
|**BK**|100 fuses packed into a cardboard carton|
|**BK1**|1,000 fuses packed into a poly bag|
|**TR2**|1,500 fuses packed into tape on a reel (19.05mm lead wire length)|
|||
||**Option**c**ode**|
|**Option**c**ode**|**Description**|
|**V**|Axial leads - copper tinned wire with nickel plated brass endcaps|



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© 2020 Eaton All Rights Reserved Printed in USA Publication No. 2019 April 2020 

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