The SCR rectifier adopt thyristor phase shift technology to realize AC-DC conversion, continuously supply DC power for applied load. The rectifier is made up with the following subassemblies: l Transformer l SCRs l Heatsink l Diode module l Fans l Hall sensor l Voltage transducer l Reactor and capacitor l Copper bus bar l Control and protection circuit and devices l Remote control box(optional)
1. TECHNICAL DESCRIPTION
The SCR rectifier adopt thyristor phase shift technology to realize AC-DC conversion, continuously supply DC power for applied load. The rectifier is made up with the following subassemblies:
l Transformer
l SCRs
l Heatsink
l Diode module
l Fans
l Hall sensor
l Voltage transducer
l Reactor and capacitor
l Copper bus bar
l Control and protection circuit and devices
l Remote control box(optional)
2. Technical Parameters
| 1. Worki1ng Condition1.1Highest ambient temperature35℃ 40℃ 45℃1.2Altitude<2000m1.3Relative Humidity15%-85%RH
| ||||
2. AC Input | ||||
2.1 | Input AC phase | 3 phase 3 line 3 phase 4 line | ||
2.2 | Input line voltage(V) | 380V, 6kV, 10kV | ||
2.3 | Voltage Fluctuating Range | ±10% | ||
2.4 | Input Frequency(Hz) | 50Hz/60hz | ||
2.5 | AC input position | From top side or bottom of cubicle | ||
3. DC Output | ||||
3.1 | Rated Output Current(A) | Custom design | ||
3.2 | Rated Output Voltage(V) | 220V | ||
3.3 | Output mode and range | Constant Current, 0-100% of rated value | ||
Constant Voltage, 0-100% of rated value | ||||
3.4 | Duty | 100% full load | ||
3.5 | Process step setting needed | No(default) | ||
3.6 | Polarity Reverse Required | No(default) | ||
3.7 | Stabilization | <0.5% | ||
3.8 | Output position | From back side of cubicle | ||
3.9 | Size of bus bar holes for connecting load | |||
4. Electrical Features | ||||
4.1 | Application | Copper electro winning | ||
4.2 | Regulation mode | Thyristor(SCR) phase shift | ||
4.3 | Power Efficiency(Full Load) | ≥85% | ||
4.4 | Power Factor(Full load) | ≥0.8 | ||
4.5 | Cooling Method (specify altiude if air cooling) | Forced air cooling | ||
4.6 | IP degree | IP30, please specify if you require higher | ||
4.7 | Insulation Grade | B, please specify if you require higher | ||
4.8 | Timer with acustic alarm | Not needed(default) | ||
4.9 | Working Mode | Continuous(default) | ||
4.10 | Alarm type | Audible and visual alarm | ||
3. ELECTRICAL PROTECTION
l Main Circuit Breaker
l Input over or under voltage
l Output over current
l Output over voltage
l Overheat
l Thyristor RC protection
l Fuse protection
4. HMI AND CONTROL
1. HMI | |
Local control and display | Touch screen |
Remote control and display | Supplier provide PC and software Supplier provide communication for control from user’s system |
2. Remote Communication | |
Communication type | RS485 interface, MODBUS protocol |
Operation signal from external remote control to rectifier | |
ON/OFF | NO contacts NC contacts |
Output value set-up | 0-10V 4-20mA signal corresponding 0-100% output |
Control mode CC/CV selector | |
Display signal from rectifier to remote side | |
Fault signal | NO contacts NC contacts |
Running signal | NO contacts NC contacts |
Power display | 0-10V 4-20mA signal corresponding 0-100% output |
Current display | 0-10V 4-20mA signal corresponding 0-100% output |
Voltage display | 0-10V 4-20mA signal corresponding 0-100% output |
5. TEST
Each unit shall be approved by test.
The electrical equipment is designed and realized in compliance with the EU regulation and checked according to these standards.
l Insulation testing
l Short circuit testing
l Protection testing
l Withstand voltage test
l Control testing
l Test under full voltage and small current load
l Test under low voltage (10%)
l Other test required
6.Quality Ensurance
Long history proved high reliability and high quality by foreign and domestic applications
Strong engineering ensures reasonable, professional and safe design
Reliable upper suppliers for good quality components
Full load testing before shipment
Good market feedback and comments.
Warranty 12 months
Show us problem by pictures or video,together with discription.
We will reply you in 24h by email,with manual or video.
If need any components,we will send original one to you soonest for free,freight also at our side.
