Ceramic Tube Fuse 5*20 Fast-Acting RF2-20

Model NO.: RF2-20 Type: Current Fuse Shape: Insert Fusing Device: Pop-up Solid Trademark: songshan Origin: Shanghai, China Breaking Capacity: Low Usaga: Low Voltage Fusing Speed: F Standard: VDE Specification: 5.0x20 mm HS Code: 85361000 RF2-20 series(Ceramic tube)
This product is a type of power protector fixed in Electric devices in case of short circuit and overload. It is a tube type fast fuse, which is made of ceramic tube with clean surface but without crack or distortion. The both sides are covered by nickel plating brass caps with good electrical conductivity. The melt is made of copper-silver alloy. It is a built-in product with lead, which conforms to the standard of IEC60127-II, and gained the product certificate TUV, CCC and CQC. The fuse is widely used in power supply, white goods and electrical working tools, etc. The dimension of the tube is 31.8±0.8(30±1)with diameter ø6.35±1. 
Unit:mm


Electrical  characteristics

Model	Rated current (A)	Rated voltage (V)	Max Voltage drop (mV)	Max persistence Power consumption (W)
RF2-20	500mA	250	1000	1.6
RF2-20	630mA	250	650	1.6
RF2-20	750mA	250	650	1.6
RF2-20	800mA	250	240	1.6
RF2-20	1A	250	200	1.6
RF2-20	1.25A	250	200	1.6
RF2-20	1.6A	250	190	1.6
RF2-20	2A	250	170	1.6
RF2-20	2.5A	250	170	1.6
RF2-20	3.15A	250	150	2.5
RF2-20	4A	250	130	2.5
RF2-20	5A	250	130	2.5
RF2-20	6.3A	250	130	2.5
RF2-20	8A	250	130	4
RF2-20	10A	125/250	130	4
RF2-20	12.5A	125/250	100	6
RF2-20	16A	125/250	100	6

 
Current characteristics

Rated		Blowing time
		more than 100mA-6.3A	more than 6.3A-10A	more than 10A-16A
2.1In	Max	30min	30min	30min
2.75 In	Min	50ms	50ms	50ms
	Max	2s	2s	3s
4 In	Min	10ms	10ms	10ms
	Max	300ms	400ms	400ms
10 In	Max	20ms	40ms	50ms

  
Rated breaking capacity
35A or 10In whichever is greater   
 




 

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Product Categories : Cartridge Fuse > Ceramic Fuse