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American standard fast-acting fuse

high voltage fuse types

High voltage fuse types ,American standard fast-acting fuse,35A-1600A 500V ac/dc aR

Materials :

Contacts:Tin Plated brass

Body: Ceramic&mELAMINE

Fuse Element :Pure silver

Filler:Pure silicon sand

Current /Spec.	Reference	A	B	c	D	E	F	c	H	J
35A-60A	Fig.(1)	81	21	40	65	55	g	18	3	13
70A-100A		92	25	53	76	69	g	19	3	13
125A-200A		92	31	53	75	68	g	25	5	13
225A-400A		110	38	53	87	70	10	25	6	19
450A-600A		110	51	53	90	71	10	38	6	20
700A-800A		161	64	53	126	87	13	50	10	33
1000A-1200A		177	76	82	139	114	16	60	11	28
1400A-1600A	Fig.(2)

fuse size.png

Due to the good construction and design ,American standard-acting fuse benefits：

1. Low I2t

2. Low power loss

3.High DC performance

4.Low arc voltage

Main technical characteristic:

Product number	Rated current(A)	E		power loss	Rated breaking capability
Product number	Rated current(A)	lt Pre-arcing	500Vt	power loss	Rated breaking capability
XTRF-H	35	34	150	8	10DKA(500Vac) 50KA(500Vdc)
	40	76	320	7.5
	45	105	450	7.5
	50	135	670	7.5
	6o	210	9oo	9.9
	70	210	90o	10.6
	8o	305	1400	12.7
	go	36o	1600	15
	10o	475	2000	17
	125	80o	3500	25
	150	1100	4800	30
	175	1450	6200	35
	200	19o0	8500	40
	225	4600	23300	39
	250	6300	32200	41
	275	7900	40300	46
	300	9800	49800	51
	325	13700	6380o	53
	350	14500	7290o	58
	400	19200	96700	65
	450	24700	127000	74
	500	29200	149000	84
	600	41300	206000	108
	700	55000	298000	120
	800	76200	409000	129
	1000	92000	450000	145
	1200	122000	600000	180
	1400	20000o	10o00oo	210
	1600	29000o	1400000	230

The Joule integral 2t at rated voltageand at power factor of 15% are given inthe electrical characteristics.

For othervoltage, the clearing l2 t is found bymultiplying by correction factor, K, givenas a function of applied working voltage Eg,rms.