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Limit switch (travel switch) TZ series
Features
Double circuit type of limit switchHighly rigid construction, consists of intensive plastic and aluminum cast (Head and cover snugly fit in box)Small volume, water-proof and oil-proof constructionBuilt-in basic switch with double spring mechanism, longer mechanical lifeSmooth operation with greater OTEasy-to-wire circuit opening designWide varity of actuators, easily use
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 currentcarryingand 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 oCto +65oC |
Humidity | <95% RH |
Life | Mechanical: 10,000,000 operations aboveElectrical: 500,000 operations above |
Weight | About 130 to 190g |
Degree of protection | IP65 |
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 | |
125VAC250VAC500VAC | 55 | 55 | 1.51 | 0.70.5 | 33 | 33 | 21.5 | 10.8 |
8VDC14VDC30VDC125VDC250VDC | 5550.40.2 | 5550.40.2 | 333 | 333 | 544 | 444 | 333 | 333 |
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
TZ Travel switch