Building Automation
Industrial Automation
Power Automation & Safety
Bangladesh Distributor
WLNJ-LD
Two-circuit Limit Switch/Long-life Two-circuit Limit Switch
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Standard sensitivity, IP67, Snap action, Self-reset mechanism, 2-circuit double break type, SPST-NO / SPST-NC, Coil spring
| Shape/Structure |
General-purpose Limit switches |
|---|---|
| Actuator |
Coil spring 6.5 dia. * 140 Stainless steel coil spring |
| Contact configuration |
2-circuit double break type |
| Load |
General load |
| Degree of protection |
IEC60529 (JEM): IP67 NEMA250: Type3, 4, 13 |
- Ratings / Performance
As of August 8, 2016
| Shape/Structure | General-purpose Limit switches |
|---|---|
| Service life | General type |
| Operating mechanism | Snap action |
| Actuator | Coil spring 6.5 dia. * 140 Stainless steel coil spring |
| Frequency | 50/60 Hz |
| Leakage current | Approx. 0.5 mA |
| Switching mechanism | Self-reset mechanism |
| Contact configuration | 2-circuit double break type |
| Contact form | SPST-NO / SPST-NC |
| Load | General load |
| Ratings (AC): Non-Inductive load | Rated voltage: 115 VAC / Resistive load: 10 A(NC) 10 A(NO) / Lamp load: 3 A(NC) 1.5 A(NO) |
| Ratings (AC): Inductive load | Rated voltage: 115 VAC / Inductive load: 10 A(NC) 10 A(NO) / Motor load: 5 A(NC) 2.5 A(NO) |
| Ratings (DC): Non-Inductive load | Rated voltage: 12 VDC / Resistive load: 10 A(NC) 10 A(NO) / Lamp load: 6 A(NC) 3 A(NO) Rated voltage: 24 VDC / Resistive load: 6 A(NC) 6 A(NO) / Lamp load: 4 A(NC) 3 A(NO) Rated voltage: 48 VDC / Resistive load: 3 A(NC) 3 A(NO) / Lamp load: 2 A(NC) 1.5 A(NO) Rated voltage: 115 VDC / Resistive load: 0.8 A(NC) 0.8 A(NO) / Lamp load: 0.2 A(NC) 0.2 A(NO) |
| Ratings (DC): Inductive load | Rated voltage: 12 VDC / Inductive load: 10 A(NC) 10 A(NO) / Motor load: 6 A(NC) 6 A(NO) Rated voltage: 24 VDC / Inductive load: 6 A(NC) 6 A(NO) / Motor load: 4 A(NC) 4 A(NO) Rated voltage: 48 VDC / Inductive load: 3 A(NC) 3 A(NO) / Motor load: 2 A(NC) 2 A(NO) Rated voltage: 115 VDC / Inductive load: 0.8 A(NC) 0.8 A(NO) / Motor load: 0.2 A(NC) 0.2 A(NO) |
| Inrush current | NC: 30 A NO: 20 A |
| Indicator | LED (Possible to change between Light when operating and Light when not operating.) Voltage: Common use for AC/DC 10 to 115 V Leakage current: Approx. 0.5 mA |
| Conduit size | G1/2 |
| Earth terminal | Without ground terminal |
| Ambient temperature | Operating: -10 to 80 ℃ |
| Ambient humidity | Operating: 35 to 95% |
| Permissible operating speed | 1 mm/s to 0.5 m/s |
|---|---|
| Permissible operating frequency （Mechanically） | 120 operations / 1 minute Max. |
| Permissible operating frequency （Electrically） | 30 operations / 1 minute Max. |
| Contact resistance | 25 mOhm Max. (Initial value) (Measuring method is contact resistance meter.) |
| Insulation resistance | Between live-metallic part and ground: null MΩ Between each terminal and non-live-metallic part: null MΩ (at 500 VDC Megger Without LED) |
| Dielectric strength | Between live-metallic part and ground: null V Between each terminal and non-live-metallic part: null V (50/60 Hz for 1 min Without LED) |
| Durability (Mechanically) | 10,000,000 operations Min. (No load) (Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH) |
| Durability (Electrically) | 750,000 operations Min. (Resistive load 10 A at 115 VAC) (Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH) |
| Shock resistance （Destruction） | 1,000 m/s2 |
| Degree of protection | IEC60529 (JEM): IP67 NEMA250: Type3, 4, 13 |
| Mounting specification | Front mounting Back mounting |
| Operating Force （OF） | Standard value Max. 1.47 N |
|---|---|
| Pre-Travel （PT） | Standard value 20 +/- 10 mm |
| Condition of operating characteristics | Measure at the tip of actuator |
As of August 8, 2016
- Mounting holes
As of August 8, 2016
As of August 8, 2016
- Circuits configuration
As of August 8, 2016
As of August 8, 2016
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