Overcurrent relay GL-21 seriesPrices, manufacturers, wholesale-Shanghai A Cheng Electric Co. Ltd.

Overview:

For motor, transformer and transmission line overload, short circuit and short circuit protection, as the inverse element. This series is composed of electromagnetic induction type composite.. With inverse time and instantaneous characteristics, structure of convex type plate plate before and after two kinds of connection forms.

Model parameters:

Technical parameters

Model	Rated current (A)	Setting value			Return coefficient	Power consumption (VA)
Model	Rated current (A)	Action current (A)	Action time 10 times the action current (S)	Transient current multiple	Return coefficient	Power consumption (VA)
GL-21	5 10	2,2.5,3,3.5,4,4.5,5 4,5,6,7,8,9,10	0.5,1,2,3,4	2,4,6,8	≥0.85	≤15(At the action current
GL-22	5 10	2,2.5,3,3.5,4,4.5,5 4,5,6,7,8,9,10	2,4,8,12,16	2,4,6,8	≥0.8
GL-23	5 10	2,2.5,3,3.5,4,4.5,5 4,5,6,7,8,9,10	2,3,4	2,4,6,8
GL-24	5 10	2,2.5,3,3.5,4,4.5,5 4,5,6,7,8,9,10	8,12,16	2,4,6,8
GL-25	5 10	2,2.5,3,3.5,4,4.5,5 4,5,6,7,8,9,10	0.5,1,2,3,4	2,4,6,8
GL-26	5 10	2,2.5,3,3.5,4,4.5,5 4,5,6,7,8,9,10	8,12,16	2,4,6,8

Overcurrent relay GL-21 series