Product Category

Eaton BK/MDA-30-R 125VDC 30A Cartridge Fuses

Manufacturer：Bussmann

Description :Bussmann Cartridge Fuses SMALL DIM. FUSE 250VAC/125VDC 30A Electronic Time Delay Ferrule Fuse

Stock quantity(PCS) :

Lead time ( Weeks ) :In stock

Categories：Time Delay Fuses;Slow Blow Fuses

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Specification
Datasheet download

MDA

1/4” x 1 1/4” Time-delay ceramic tube fuses

Product Attribute	Attribute Value	Search Similar
Manufacturer:	Eaton
Product Category:	Cartridge Fuses
RoHS:	Details
Series:	MDA
Product:	Ceramic Fuse
Current Rating:	30 A
Fuse Type:	Time Delay / Slow Blow
Fuse Size / Group:	3AB (6.3 mm x 32 mm)
Voltage Rating AC:	250 VAC
Voltage Rating DC:	125 VDC
Interrupt Rating:	1.5 kA
Mounting Style:	Holder / Clip
Termination Style:	Clip
Packaging:	Bulk
Resistance:	2.43 mOhms
Body Style:	Cylindrical
Diameter:	6.35 mm
Indicator Style:	Without Indicator
Length:	31.75 mm
Brand:	Bussmann / Eaton
Product Type:	Electronic Time Delay Ferrule Fuse
Factory Pack Quantity:	100
Subcategory:	Fuses
Part # Aliases:	BK-MDA-30-R
Unit Weight:	0.094005 oz

Dimensions - mm (in)

Drawing Not to Scale

Slow Blow Fuses.png

Specifications
Part number	Voltage rating		AC interrupting rating* (A)		DC interrupting rating (A) 125 V	Typical DC cold resistance (Ω)**	Typical melting I2t† AC	Typical voltage drop‡
	Vac	Vdc	250 V	125 V
MDA-1/4-R	250	-	35	10000	-	8.7	0.748	4.00
MDA-1/2-R	250	-	35	10000	-	1.78	2.53	1.42
MDA-3/4-R	250	-	35	10000	-	0.82	8.58	1.31
MDA-1-R	250	-	35	10000	-	0.56	12.21	1.03
MDA-1-1/2-R	250	-	100	10000	-	0.2565	27.5	0.691
MDA-2-R	250	-	100	10000	-	0.17	70.4	0.623
MDA-2-1/2-R	250	125	200	10000	10000	0.068	31.79	0.213
MDA-3-R	250	125	200	10000	10000	0.0525	44.99	0.182
MDA-4-R	250	125	200	10000	10000	0.03575	147.4	0.162
MDA-5-R	250	125	200	10000	10000	0.0256	380.49	0.145
MDA-6-R	250	125	200	10000	10000	0.02035	587.73	0.141
MDA-7-R	250	125	200	10000	10000	0.0165	638.33	0.137
MDA-8-R	250	125	200	10000	10000	0.013	1038.4	0.134
MDA-10-R	250	125	200	10000	10000	0.00925	1620.43	0.135
MDA-12-R	250	125	750	10000	10000	0.00755	125.18	0.128
MDA-15-R	250	125	750	10000	10000	0.00565	336.82	0.107
MDA-20-R	250	125	1500	10000	10000	0.004065	483.45	0.095
MDA-25-R	250	125	1500	10000	10000	0.0031	734.69	0.105
MDA-30-R	250	125	1500	10000	10000	0.002465	1096.7	0.110

* Interrupting ratings (Measured at 70% - 80% power factor on AC. The interrupting ratings for 25 A, 30 A were measured at 90% - 100% power factor on AC)

** DC Cold resistance (Measured at _<10% of rated current)

† Typical melting I2 t (A2sec) (I2 t was measured at listed interrupting rating and rated voltage)

‡ Typical voltage drop (Voltage drop was measured at +25 °C ambient temperature at rated current)

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