High Voltage Fuse

High voltage dc contactors relays emc components common mode noise filters cmf attenuate common mode noise in differential and balanced transmission and power supply and audio lines.

High voltage fuse.

The construction of the fuse element is similar to the low voltage fuses. They are suited for protecting transformers capacitor banks and cables in outdoor distribution substations on systems rated up through 34 5 kv. Fuses for high voltage equipment up to 115 000 volts are rated by the total apparent power megavolt amperes mva of the fault level on the circuit. Midwest can also serve you if you are looking for littlefuse edison siemens and cooper power systems.

Capable to control full range of overload currents either in combination with switching apparatus or as sole protection. Fuses for commercial or industrial power systems must have higher interrupting ratings with some low voltage current limiting high interrupting fuses rated for 300 000 amperes. It comes in a 3ab 3ag size which is 1 4 1 1 4 in. High voltage cutout fuse breaker rating voltage 10 40 5kv ac 50hz three phase power transmission system.

High voltage fuses manufacturers used emergency refurbished surplus old obsolete high voltage fuses and fuse holders common fuse manufacturer names are ge general electric westinghouse ferraz shawmut and s c electric. The vapour of fuse element and the powder together form the high resistive substance which extinguishes the arc. S c high voltage fuse type sm offer superior performance and reliability providing both upstream and downstream protection. M effect named after its discoverer prof.

Here are five high voltage fuses you can consider in your next project. Power fuses are a generally accepted means of protecting power transformers in distribution substations the primary purpose of a power fuse is to provide interruption of permanent faults. High voltage din fuses and fuse bases mersen hv fuse links have been used for reliable protection in high voltage switchgear and controlgear and high voltage systems for decades. The 0adbc1000 be from bel fuse is a 1 a fuse rated for 1000 v.

In this type of fuse the fuse element is wound in the shape of the ring for removing the corona effect. Cartridge type hv hrc fuse. Metcalf in the late 1930s consists of applying overlay spots of special low melting alloy onto the fuse element.