Building Automation
Industrial Automation
Power Automation & Safety
Bangladesh Distributor
D4C-4520
Enclosed Switch
Image
Standard sensitivity, IP67, Snap action, Self-reset mechanism, Single-Pole, Double-Throw type, SPDT, Roller lever(38 R), VCTF 4 cores 5 m
| Shape/Structure |
General-purpose Limit switches |
|---|---|
| Actuator |
Roller lever 17.5 dia. * 7 Sintered stainless steel roller 38 R |
| Electrical ratings |
0.1 A at 125 VAC 0.1 A at 30 VDC |
| Contact configuration |
Single-Pole, Double-Throw type |
| Load |
Micro load |
| Cable specifications |
VCTF 4 cores (Cable length: 5 m) Diameter: 7.6 mm |
| Degree of protection |
IEC60529 (JEM): IP67 |
- Ratings / Performance
As of August 8, 2016
| Shape/Structure | General-purpose Limit switches |
|---|---|
| Service life | General type |
| Operating mechanism | Snap action |
| Actuator | Roller lever 17.5 dia. * 7 Sintered stainless steel roller 38 R |
| Electrical ratings | 0.1 A at 125 VAC 0.1 A at 30 VDC |
| Frequency | 50/60 Hz |
| Switching mechanism | Self-reset mechanism |
| Contact configuration | Single-Pole, Double-Throw type |
| Contact form | SPDT |
| Load | Micro load |
| Ratings (AC): Non-Inductive load | Rated voltage: 125 VAC / Resistive load: 0.1 A(NC) 0.1 A(NO) |
| Ratings (DC): Non-Inductive load | Rated voltage: 8 VDC / Resistive load: 0.1 A(NC) 0.1 A(NO) Rated voltage: 14 VDC / Resistive load: 0.1 A(NC) 0.1 A(NO) Rated voltage: 30 VDC / Resistive load: 0.1 A(NC) 0.1 A(NO) |
| Inrush current | NC: 1 A NO: 1 A |
| Protective circuit | Classification of protection against electric shock: Class I (with ground terminal) Short-circuit protective device: 10 A fuse type gI or gG (IEC269) |
| Earth terminal | With ground terminal |
| Cable specifications | VCTF 4 cores (Cable length: 5 m) Diameter: 7.6 mm |
| Ambient temperature | Operating: -10 to 70 ℃ |
| Ambient humidity | Operating: 35 to 95% |
| Permissible operating speed | 1 mm/s to m/s |
|---|---|
| Permissible operating frequency （Mechanically） | 120 operations / 1 minute Max. |
| Permissible operating frequency （Electrically） | 30 operations / 1 minute Max. |
| Contact resistance | 400 mOhm Max. (Initial value) * Including the resistance of cable. (Measuring method is contact resistance meter.) |
| Insulation resistance | Between each terminal of the same polarities: 100 MΩ Between live-metallic part and ground: 100 MΩ Between each terminal and non-live-metallic part: 100 MΩ (at 500 VDC Megger) |
| Dielectric strength | Between each terminal of the same polarities: 1000 V Between live-metallic part and ground: 1500 V Between each terminal and non-live-metallic part: 1500 V (50/60 Hz for 1 min) |
| Durability (Mechanically) | 10,000,000 operations Min. (No load) (Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH) |
| Durability (Electrically) | 200,000 operations Min. (Resistive load 0.1 A at 125 VAC) (Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH) |
| Vibration resistance (Malfunction) | Vibration frequency range: 10 to 55 Hz, Double amplitude: 1.5 mm, Contact opening: 1 ms Max. at the free position and the total travel position. |
| Shock resistance （Destruction） | 1,000 m/s2 |
| Shock resistance （Malfunction） | Contact opening is 1 ms Max. at the free position and the total travel position at 500 m/s2. |
| Degree of protection | IEC60529 (JEM): IP67 |
| Mounting specification | Front mounting |
| Operating Force （OF） | Standard value Max. 5.69 N |
|---|---|
| Release Force （RF） | Standard value Min. 1.47 N |
| Pre-Travel （PT） | Standard value 25 DEG Max. |
| Over-Travel （OT） | Standard value 40 DEG Min. |
| Movement Differential （MD） | Standard value 3 DEG Max. |
As of August 8, 2016
- Mounting holes
As of August 8, 2016
As of August 8, 2016
- Circuits configuration
As of August 8, 2016
NO (white): VCTF oil-resistant cable or VCTF cable., NO (blue): SJT (O) cable approved by UL and CSA. E (yellow/green): VCTF oil-resistant cable., E (green): VCTF cable or SJT (O) cable approved by UL and CSA.
As of August 8, 2016
- Durability
As of August 8, 2016
Electrical durability curve
As of August 8, 2016
- Applicable load diagram
As of August 8, 2016
As of August 8, 2016
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