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Limit Switch

Model No.:	TZ-8107
Brand Name:	CNTD
Certificate:	CE
Place of Origin:	Zhejiang

TZ-8 Limit Switch

Features
◆ Double circuit type of limit switch
◆ Highly rigid construction, consists of intensive plastic and aluminum cast (Head and cover snugly fit in box)
◆ Small volume, water-proof and oil-proof construction
◆ Built-in basic switch with double spring mechanism, longer mechanical life
◆ Smooth operation with greater OT
◆ Easy-to-wire circuit opening design
◆ Wide varity of actuators, easily use

Ratings

Rated Voltage	Noninductive Load (A)				Inductive Load (A)
	Resistance Load		Lamp Load		Inductive Load		Motor Load
	NC	NO	NC	NO	NC	NO	NC	NO
125VAC 250VAC 500VAC	5 5	5 5	1.5 1	0.7 0.5	3 3	3 3	2 1.5	1 0.8
8VDC 14VDC 30VDC 125VDC 250VDC	5 5 5 0.4 0.2	5 5 5 0.4 0.2	3 3 3	3 3 3	5 4 4	4 4 4	3 3 3	3 3 3
Inrush Current	N.C: below 24A, N.O: below 12A

NOTES:
1.Inductive load has a power factor of 0.4 min.(AC) and a time constant of 7 msec.max.(DC).
2.Lamp load has an inrush current of 10 times the steady-state current,while motor load has
an inrush current of 6 times the steady-state current.

Characteristics

Operation speed	0.5mm-50cm/sec
Operating frequency	Mechanical: 120 operations/minute, Electrical: 30 operations/minute
Contact resistance	25mΩ max. (initial value)
Insulation resistance	100mΩ min. (at 500VDC)
Dielectric strength	1000VAC, 50/60HZ for 1 minute between terminals of the same polarity
	1500VAC, 50/60 HZ for 1 minute between currentcarrying and non-current-carrying metal parts
	1500VAC, 50/60 HZ for 1 minute between each terminal and ground
Vibration	10-55HZ,1.5mm double amplitude
Shock	Mechanical durable: 1, 000m/Sec2 (about 100G’S) Malfunction: 300m/Sec2 (about 30G’S)
Ambient temperature	-5℃ to +65℃
Humidity	<95% RH
Life	Mechanical: 10,000,000 operations above Electrical: 500,000 operations above
Weight	About 130 to 190g
Degree of protection	IP65