■ Kinds

Poles   Classification	2 Poles		4Poles
	Rated voltage	Mode	Rated voltage	Mode
Basic type (YM2-A,YM4-A)	AC6,12,24,50, 100/110,110/120 200/120,220/240	YM2-A	AC6,12,24,50, 100/110,110/120 200/120,220/240	YM4-A
	DC6,12,24,48, 100/110		DC6,12,24,48, 100/110
LED operating display lamps (YM2-L,YM4-L)	AC6,12,24,50, 100/110,110/120 200/120,220/240	YM2-L	AC6,12,24,50, 100/110,110/120 200/120,220/240	YM4-L
	DC6,12,24,48, 100/110		DC6,12,24,48, 100/110
Interior diodes (YM2-LD,YM4-LD)	DC6,12,24,48, 100/110	YM2-D	DC6,12,24,48, 100/110	YM4-D
LED operating display lamps and interior diodes (YM2-LD,YM4-LD)	DC6,12,24,48, 100/110	YM2-LD	DC6,12,24,48, 100/110	YM4-LD
LED operating display lamps and interior C-R (YM2-LCD,YM4-LCR)	AC6,12,24,50, 100/110,110/120 200/120,220/240	YM2-LCR	AC6,12,24,50, 100/110,110/120 200/120,220/240	YM4-LCR

■ Characteristics

Kinds  Items		Basic pttem	LED operating display lamps and interior diodes
Contact resistance		Max. 50mΩ(by voltage drop DC 6V 1A)
Operating time(at nominal voltage)		Max.20ms
Release time(at nominal voltage)		Max.20ms
Max. switching frequency	Mechanical	18,000/per hour
	Electical	1,800/per hour (rated current)
Insulation resistance		Min. 100MΩ (DC 500V Megger)
Dielectric strength		AC 2000V(50/60Hz) for 1 minute(1000V between same pole contacts)
Vibration resistance	Functional	10 to 50Hz at double amplitude of 1.0mm
	Destructive	10 to 50Hz at double amplitude of 1.0mm
Shock reistance	Functional	1,000 ㎨ (about 100G)
	Destructive	200 ㎨ (about 20G)
Life expctancy	Mechanical	Min.AC : 50,000,000 operations, 4 poles : 200,000 operations (switching frequency : 18,000 times per hour)
	Electical	Min. 2 poles : 500,000 operations, 4 poles :200,000 operations(switching frequency : 18,000 times rated load)

Rating

Characteristic DATA(YM2 Type)

Perfomance Characteristic curve(YM4 Type)

External sizes(YM2)/ Terminal arrangement plan & inter connection diagram / Socket

External sizes(YM4) / Terminal arrangement plan & inter connection diagram / Socket