WENZHOU MEIHENG ELECTRIC CO.,LTD
| Payment Terms | T/T, Western Union, L/C |
| Supply Ability | 3000PCS/Week |
| Delivery Time | 20 days and depends on ordering quantity |
| Packaging Details | Each unit packed in a individual box,100pcs/CTN |
| Max. Current | 20A |
| Max. Voltage | 440V |
| Rated voltage AC | 110V,220V,440V,500V,690V |
| Rated Current AC | 20A,25A,32A,50A,75A |
| Number Of Sections | 2 |
| Position | 3 |
| Material | ABS+ Brass+ silver contact |
| Transform angle | 30°/45°/60°/90° |
| Brand Name | OEM |
| Model Number | LW31-20/2 |
| Certification | CE,TUV |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, Western Union, L/C | Supply Ability | 3000PCS/Week |
| Delivery Time | 20 days and depends on ordering quantity | Packaging Details | Each unit packed in a individual box,100pcs/CTN |
| Max. Current | 20A | Max. Voltage | 440V |
| Rated voltage AC | 110V,220V,440V,500V,690V | Rated Current AC | 20A,25A,32A,50A,75A |
| Number Of Sections | 2 | Position | 3 |
| Material | ABS+ Brass+ silver contact | Transform angle | 30°/45°/60°/90° |
| Brand Name | OEM | Model Number | LW31-20/2 |
| Certification | CE,TUV | Place of Origin | CHINA |
| High Light | generator changeover switch ，electrical changeover switch | ||
LW31 series Rotary Changeover Switch Cam Switch
General Features:
1. Wide range of function for switching, it has 20A,25A,32A,50A,75A
2. Capability for switching of resistive, or inductive, or mixed loads.
3. The most economical way for switching electrical loads.
4. Made of the best materials with high mechanical, electrical and thermal resistance.
5. Terminals with screws provided with cable clamp.
Advantage:
Technical parameters
Description | LW31-20 | LW31-25 | LW31-32 | LW31-50 | LW31-75 | |||||||||||||||||||
| Rated thermal currentITH | A | 20 | 25 | 32 | 50 | 75 | ||||||||||||||||||
| Rated working voltageUe | V | 110 | 220 | 440 | 110 | 220 | 440 | 500 | 690 | 110 | 220 | 440 | 500 | 690 | 110 | 220 | 440 | 500 | 690 | 110 | 220 | 440 | 500 | 690 |
| Rated working currentLe | ||||||||||||||||||||||||
| AC-21A | A | 20 | 25 | 32 | 50 | 70 | ||||||||||||||||||
| AC-22A | A | 16 | 20 | 32 | 40 | 63 | ||||||||||||||||||
| DC-20 | A | 20 | 25 | 32 | 50 | 75 | ||||||||||||||||||
| power | P | |||||||||||||||||||||||
| AC-23A | KW | 5 | 7.5 | 7.5 | 11 | 15 | 11 | 18.5 | 22 | 15 | 22 | 30 | 18.5 | 30 | 37 | |||||||||
| AC-3 | KW | 4 | 5.5 | 5.5 | 7.5 | 11 | 7.5 | 15 | 18.5 | 11 | 18.5 | 22 | 15 | 22 | 30 | |||||||||
| AC-4 | KW | 2.2 | 3 | 2.2 | 4 | 4 | 3 | 5.5 | 5.5 | 5.5 | 7.5 | 9 | 7.5 | 11 | 15 | |||||||||
| DC-23 | KW | 0.77 | 1.2 | 2 | 2.2 | 2 | 2.2 | 3 | 6 | 4 | 8 | |||||||||||||
Mechaical life
Mechanical life without load:0.3×106 times,operation frequency is 120 times/h.
Mechanical life with load:0.6×104 times operation frequency is 120 times/h.
| Description | Dimensions(mm) | Installation(mm) | ||||||||||
| A | C | H | L | E | D1 | D2 | S | F | G | D3 | T | |
| LW31-20 | □54 | Φ44 | 38 | 25+12n | 32 | Φ9.5 | Φ3.2 | 1.5 | 35 | Φ45 | Φ4.5 | 6 |
| LW31-20 | □72 | Φ44 | 38 | 25+12n | 32 | Φ9.5 | Φ3.2 | 1.5 | 58 | Φ45 | Φ4.5 | 6 |
| LW31-25 | □72 | Φ59 | 36 | 25+13n | 33 | Φ9.5 | Φ3.2 | 1.5 | 58 | Φ64 | Φ4.5 | 6 |
| LW31-25 | □105 | Φ59 | 53 | 23+13n | 33 | Φ9.5 | Φ3.2 | 1.5 | 85 | Φ64 | Φ4.5 | 6 |
| LW31-32 | □72 | Φ59 | 36 | 23+18n | 33 | Φ9.5 | Φ3.2 | 1.5 | 58 | Φ64 | Φ4.5 | 6 |
| LW31-32 | □105 | Φ59 | 53 | 23+18n | 33 | Φ9.5 | Φ3.2 | 1.5 | 85 | Φ64 | Φ4.5 | 6 |
| LW31-50 | □105 | Φ80 | 53 | 34+18n | 46 | Φ13 | Φ5.3 | 3 | 85 | Φ90 | Φ5.5 | 8 |
| LW31-75 | □105 | Φ80 | 53 | 34+27n | 46 | Φ13 | Φ5.3 | 3 | 85 | Φ90 | Φ5.5 | 8 |
Normal working conditions:
1. Working temperature: -25°C~+40°C;the average temperature mustn’t be pass 35°C
2. Working height: ≤2,000m
3. Relative humidity: ≤50% with highest temperature +40°C,but allow higher humidity with low temperature less than 40°C.(eg. humidity 90%----teperature20°C)
Classification
1. Classified by utilization, control and load switch.
Motor switch Control switch
2. Classified by Applications
Complete electrical switchgear;Three-phase asynchronous motor load start shift steering;Used as main circuit and auxiliary circuit conversion
Company Details
Business Type:
Manufacturer
Year Established:
2000
Total Annual:
3,000,000-3,500,000
Employee Number:
150~200
Ecer Certification：
Active Member
Wenzhou MEIHENG Electric Co., Ltd. founded in 2000 is specialized in Rotary Cam Switch,Rotary Changeover Switch,Rotary Selector Switch,Isolator Switch,Push Button Switch, industrial plug socket,Analog Panel Meter,Digital Panel Meter,DIN-RAIL Energy Meter, Low Voltage Fuse,Fuse Holder and others. ... Wenzhou MEIHENG Electric Co., Ltd. founded in 2000 is specialized in Rotary Cam Switch,Rotary Changeover Switch,Rotary Selector Switch,Isolator Switch,Push Button Switch, industrial plug socket,Analog Panel Meter,Digital Panel Meter,DIN-RAIL Energy Meter, Low Voltage Fuse,Fuse Holder and others. ...
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