View larger
SH4140-RL-TAF Heavy-duty Limit Switch - Special
Small size Heavy-duty use Limit Switch - Special
- Protection sturucture :
IP67 - Contact resistance :
Roller Lever
- Aluminum die cast housing with a strong alumite coating provides long mechanical lifespan and
excellent corrosion. - A wide variety of actuators for a wide scope of application.
- Excellent mechanical durability, precise operating characteristic.
- Exposed screws and nuts are made of stainless steel.
- Water-proof type, Dust-proof type(IP56)
- Suitable for the places such as harbor loading and unloading facilities, ship deck machine, construction equipments
- Custom-made for cold-proof type(-40℃~+40℃), heat-resisting type(+50℃~+120℃)
Product Specification
| Protection Class | IP56 | |
|---|---|---|
| Mechanical Lifespan | over 300,000 times | |
| Electrical Lifespan | over 100,000 times | |
| Allowable Operating Frequency | Mechanical | 120 times/min |
| Electrical | 30 times/min | |
| Insulation Resistance | over 100MΩ (DC 500V) | |
| Contact Resistance | under 50mΩ | |
| withstand voltage | between non-continuous terminal | AC1000V (50/60Hz per 1 min) |
| between each terminal and non-conducting metal part | AC2000V (50/60Hz per 1 min) | |
| shock resistance | durability | about 1000m/s²(100G) |
| malfunction | about 250m/s²(25G) | |
| vibration | 10-55Hz double amplitude 1.5mm | |
| ambient operating-temperature range | - 10~+55℃ | |
| ambient operating-humidity range | 45~85%RH | |
Operating Characteristics
- OF max.g : 1,400
- RF min.g : 165
- PT : 20˚ ± 5˚
- MD max : 5˚
- TT min : 70˚
- ACTUTOR : undefined
- 형번 : undefined
- O.F max.N : undefined
-
Weight
- SH4140-RL-TAF about 0.60 Kg (KEPCO)
-
External View
- 1.The size allowance not indicated on the above is ±0.4mm.
- 2.In case the product is installed outdoor or for water-proof use, please use water-proof connector or cable gland.
- 3.Keep the cable entry airtight by using water-proof cap in case it is contemporary installed outdoor without using water-proof connector or cable gland.
- 4.Power entry standard: PF1/2
Ratingrated voltage
(V)non-inductive load
(A)inductive load(A) resistance load lamp load inductive load motor load normal shut normal open normal shut normal open normal shut normal open normal shut normal open AC 125 10 3 1.5 10 5 2.5 250 6 2 1 10 3 1.5 480 2 1.5 0.8 3 1.5 0.8 DC 8 10 6 3 6 6 Circuit SystemContact Point 2CKT-DB(double 2 circuits)
| Inrush Current | normal shut |
|---|---|
| normal shut | |
| Ambient Operating-temperature Range | |
| Ambient Operating-humidity Range | |
*Remark)
1.Upper cost is based on the normal current.
2.inductive load rate is over 0.4(an alternating current),under 7ms(a direct current)
3.lamp load has 10 times inrush current.
4.motor load current has 6 times inrush current.
| Name | Description | File Download |
|---|
| Name | Description | Audio Sample |
|---|
