ERFA Industries Group
| Payment Terms | T/T |
| Supply Ability | 35000/ per year |
| Delivery Time | 10days after payment |
| Packaging Details | Export Carton Packing |
| Voltage | 100V/220V/380V |
| AC measurements | 5A 3 channels, 12bit AD converter |
| 4 digital input channels | DL, Inc, Dec, MC |
| SCR | 6 control channels |
| 2 channels of relay output | Alarm,Trip,1A/250VAC |
| Vibration amplitude | < 0.5 mm |
| Brand Name | ERFA |
| Model Number | SMER-W3 |
| Certification | ISO9001¬2000 |
| Place of Origin | XIAN CHINA |
View Detail Information
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Product Specification
| Payment Terms | T/T | Supply Ability | 35000/ per year |
| Delivery Time | 10days after payment | Packaging Details | Export Carton Packing |
| Voltage | 100V/220V/380V | AC measurements | 5A 3 channels, 12bit AD converter |
| 4 digital input channels | DL, Inc, Dec, MC | SCR | 6 control channels |
| 2 channels of relay output | Alarm,Trip,1A/250VAC | Vibration amplitude | < 0.5 mm |
| Brand Name | ERFA | Model Number | SMER-W3 |
| Certification | ISO9001¬2000 | Place of Origin | XIAN CHINA |
| High Light | excitation controller ，microcomputer excitation regulator | ||
SMER MCU based excitation regulator is applicable to small and medium-sized synchronous generator excitation system, for stand alone and connecting to grid operations. This excitation regulator has simple structure, powerful function, east to use and reliable.
SMER excitation regulator is applicable for to the rectifier circuit with 1 to 6 SCR, including single phase half wave thyristor rectifier circuit, single phase half controlled bridge rectifier circuit, three phase half controlled bridge rectifier circuit, three phase full controlled bridge rectifier circuit.
Funcation and Hightlight
(1) Colorful LCD touch screen, with operation prompt, event and alarm display.It is a user friendly device with minimum manual operation.
(2) It is able to built-up with low setting voltage.
(3) Auto tracing grid voltage while built-up voltage, auto switching control mode to Cos(A) control, so to minimize manual operations.
(4) Easy to construct redundant excitation system.
1. Above sea level < 2500m
2. Humidity <90%
3. Temperature -10℃～＋40℃
4. No explosion hazard medium, no corrosive action on metals, and damage the electrical insulating gas and dust
5. Vibration amplitude < 0.5 mm, and frequency <600Hz.
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2006
Total Annual:
50 Millions-100 Millions
Employee Number:
150~200
Ecer Certification：
Active Member
Xi'an ERFA Switchgear Co.,Ltd is under ERFA Industries group, was established in 2006, It is located in moden enterprise central, and has a registered captial of RMB60 millions and specializes in developing, manufacturing and selling high voltage and low voltage electrical products. Our compa... Xi'an ERFA Switchgear Co.,Ltd is under ERFA Industries group, was established in 2006, It is located in moden enterprise central, and has a registered captial of RMB60 millions and specializes in developing, manufacturing and selling high voltage and low voltage electrical products. Our compa...
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