RT18-63 Series

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■Scope of application

It is applicable distributing equipment in indusrtial electrial installation of AC50Hz(or60Hz) rated voltage 500V ,rated current 63A and below.against damage due to overload or short eircuit.

■Type and meaning

■Main technical parameter

Type	Rated voltage	Rated cuttent		Rated breaking capacity		Rated power dissipation of fuse-link	Weight of Holder	Weight of fuse-link
		Holder	Fuse-link	l1 kA	COSφ
RT18-32	500V	32	2,4,6,8,10,12,16,20,25,32	63 100	0.1~0.2	≤3	82	8
RT18-63		63	2,4,6,8,10,12,16, 20,25,32,40,50,63			≤5	206	20
RT18A-32		32	2,4,6,8,10,12,16,20,25,32			≤3	82	8

■Outline and installation

1、The outline size of the fuse-link see the following map and table

Type

Size

Hmax

RT18-32

10×38

38±0.6

10.3±0.1

10.5

RT18-63

14×51

51	+0.6
	-0.1

14.3±0.1

13.8

2、The outline installation size of the holder of the fuse see the following map

Type	A	B	C	D	E	F	G
RT18-32	63	60	79	35	80	18	54
RT18-63	78	76	103	35	110	25	75