BK/MDQ-7

Response Time:	Slow
DC Cold Resistance:	0.01375 Ohms
Size / Dimension:	0.250" Dia x 1.250" L (6.35mm x 31.75mm)
Color:	--
Operating Temperature:	--
Approvals:	CSA, UL
Breaking Capacity @ Rated Voltage:	200A
Mounting Type:	Holder
Package / Case:	3AB, 3AG, 1/4" x 1-1/4"
Series:	MDQ
Voltage Rating - AC:	250V
Current Rating:	7A
Fuse Type:	Cartridge, Glass
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

Fuses are an important type of electrical protection device for protecting circuits or equipment from overcurrent. The BK/MDQ-7 fuse is a low voltage fuse designed specifically to meet the needs of the modern industrial environment. This fuse is designed for use in applications up to 600 amps and is available in both AC and DC versions. It is an ideal solution for use in industrial, commercial, and residential applications.

Application Field and Working Principle

The BK/MDQ-7 fuse is designed for use in applications up to 600 amp. It is commonly used in industrial, commercial, and residential applications to protect circuits from over-currents. It is a fast-acting, time-delay fuse and is designed to open the circuit when it detects a current that is higher than the rated value.The fuse has two parts: the main body and a fuse element. The main body is a conductive metal tube with two contact pins at either end and a ceramic cap at the top. The fuse element is a copper strip, which bridges the two contact pins and is held in place by the ceramic cap. When the rated current of the circuit is exceeded, the heat generated by the excess current melts the copper strip and causes the circuit to open.The time-delay feature of the BK/MDQ-7 fuse is designed to protect equipment and circuits from short-term spikes in current. It allows for a short-term current inrush that would be able to cause damage, without blowing the fuse. The fuse will open when the current reaches the specified level and stay open until it cools down.

Advantages

The BK/MDQ-7 fuse offers several advantages over traditional fuses. First, it is relatively inexpensive and easy to replace or reset when it has blown. Second, its short-term current-inrush capability makes it ideal for protecting equipment and circuits from transient power surges. Finally, it provides good protection against overloads, short circuits, and other abnormal currents.

Disadvantages

The main disadvantage of the BK/MDQ-7 fuse is its lack of flexibility. It is specifically designed to work with currents up to 600 amps and cannot be used in applications that require a higher or lower amperage. Furthermore, if an over-current situation occurs, the fuse will blow and will need to be replaced.

Conclusion

The BK/MDQ-7 fuse is a low voltage fuse designed for use in applications up to 600 amps. It is an ideal solution for providing protection from over-currents, short circuits, and other abnormal currents. It is relatively inexpensive and easy to replace or reset when it has blown. However, it is limited to specific amperage levels and cannot be used in applications that require higher or lower currents.

The specific data is subject to PDF, and the above content is for reference