Ceramic Tube Fuse 5*20 Time-Lag 125V/250V Rt2-20

Model NO.: RT2-20 Type: Current Fuse Shape: Circle Fusing Device: Pop-up Solid Breaking Capacity: Low Usaga: Low Voltage Fusing Speed: T RT2-20 series(Ceramic tube)
The tube fuse is used as power protector of short circuit and over-load in Electric devices. It is a tube type slow fuse made of clean surface ceramic tube without crack or distortion. The fuse's both sides are caps made of nickel plating brass with fine electrical conductivity. The melting body is made of silver copper alloy wire. It is a built-in product with lead, which is in accordance with the standard of IEC60127-II and obtained TUV. The fuse is widely applied in electrical working tools and industrial controlling system, as well as white goods, power supply, etc.

Unit:mm
 

 

Electrical  characteristics

Model	Rated current (A)	Rated voltage (V)	Max Voltage drop (mV)	Max persistence Power consumption (W)
RT2-20	500mA	250	900	1.6
RT2-20	630mA	250	300	1.6
RT2-20	750mA	250	250	1.6
RT2-20	800mA	250	150	1.6
RT2-20	1A	250	150	1.6
RT2-20	1.25A	250	150	1.6
RT2-20	1.6A	250	150	1.6
RT2-20	2A	250	150	1.6
RT2-20	2.5A	250	120	1.6
RT2-20	3.15A	250	100	1.6
RT2-20	4A	250	100	1.6
RT2-20	5A	250	100	1.6
RT2-20	6.3A	250	100	1.6
RT2-20	8A	250	100	4
RT2-20	10A	125/250	100	4
RT2-20	12.5A	125/250	80	6
RT2-20	16A	125/250	80	6

 
Current characteristics

Rated		Blowing time
		More than 100mA-10A	More than 10A-16A
2.1In	Max	2min	5min
2.75 In	Min	600ms	600ms
	Max	10s	15s
4 In	Min	150ms	150ms
	Max	3s	5s
10 In	Min	20ms	20ms
	Max	300ms	400ms

 
Rated breaking capacity
35A or 10In whichever is greater  
 
RT2-20(Ceramic tube) Current-time curve

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