GLRB-250 series isolating switch protective fuse

NegotiableUpdate on 10/22

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

Load switch is a commodity that switches household appliances, located between isolation switch and protective switch. It has a simple arc extinguishing device and can cut off a certain load current and rated current when necessary, but cannot cut off short-circuit fault current.

Product Details

1、 Product Overview

GLRB seriesdisconnecting switchThe protective fuse group is suitable for AC 50HZ, rated current 63A~630A. During operation, under the distribution network and motor circuit, the rated working voltage is 400V and below, under normal conditionsdisconnecting switchUsed for overload, short circuit protection, and isolation of circuits, lines, and equipment that are not frequently connected or disconnected. It can also be used to start, accelerate, or stop a single electric motor.

2、 Product model and meaning

GLRB负荷隔离开关

3、 Product parameters

model	Rated working voltage Ue, V	Rated working current Ie, A	Rated insulation voltage Ui, V	Rated impulse withstand voltage Uimp, kV	Rated limit short-circuit current		Number of operation cycles
					Effective value of short-circuit withstand capacity Icw for fuse protection	Peak effective value of short-circuit connection capability for fuse protection
							no-load	On load
GLRB-63	400	63	800	8	Determine according to the standard for selecting fuse links	Determine according to the standard for selecting fuse links	8500	1500
GLRB-100		100					7000	1000
GLRB-160		160
GLRB-250		250					4000	1000
GLRB-400		400
GLRB-630		630

4、 Dimensional diagram and installation dimensions

GLRB尺寸图

model	Overall dimensions						installation dimensions
	L	H	H1	W	C	Φd1	a	b	c	Φd
GLRB-63	110	100	62	173	30	6.5	30	158	16	4.2
GLRB-100	132	131	65	210	35	8.5	35	190	22.5	4.2
GLRB-160
GLRB-250	180	163	94	300	50	11	50	270	34	5.2
GLRB-400	236	180	110	375	70	17	70	335	40	6.5
GLRB-630