China 225A 3p/4p PC Type Load Transfer Switch, Automatic Transfer Switch for Generators, Find details about China Automatic Transfer Switch, Auto Transfer Switch from 225A 3p/4p PC Type Load Transfer Switch, Automatic Transfer Switch for Generators
Type | B type controller | E type controller | G type controller | ||
Motor control voltage | AC220V/50Hz | ||||
Aux. Power | / | DC 24V | GA Type | GB Type | GC Type |
1, DC 12V 2, DC 24V | Passive Output | AC 220V | |||
Voltage Measuring Range | AC 40 to 300V | ||||
Power Loss | less or equal 10W | ||||
Working Position | (Normal power ON, Reserve power ON, OFF) Three working position | Three (I power ON, II power ON, I/II power OFF) | |||
Operating Mode | Auto, Manual | Auto, Manual, Remote | Auto, Manual | ||
Display Mode | LED Indicator | LCD Display | LED Indicator | ||
Runing Status LED Indicators | I/II POWER; I/II ON | ||||
Voltage Display | No | Yes | No | ||
Transfer Mode | Auto Transfer and Recovery | Auto Transfer auto recovery / Auto transfer no recovery | Auto Transfer and Recovery | ||
Source Priority | Default no source priority | Settable I/II/No Priority | Default no source priority | ||
Under voltage transfer value | NO | +/- 20% Adjustable | NO | ||
Over voltage transfer value | NO | +/- 20% Adjustable | NO | ||
Transfer Delay Function | NO | 0~180s Adjustable | NO | ||
Recovery Delay Function | NO | 0~180s Adjustable | NO | ||
Phase missing detect | Single phase (A Phase) | Three phase (A,B,C Phase) | Single phase (A Phase) | ||
Generator control | Yes (one set DC2A relay contact) | ||||
Fire-linkage control | Yes (passive contact input, with one set NO passive feedback signal) | ||||
RS485 function | NO | Yes | NO | ||
Frequency Protection | NO | +/-20% adjust | NO | ||
Engine Exerciser | NO | Yes | NO |
ATS Features Comparing, RDS2 -- Outdated type ATS | ||
RDS2 | Outdated type ATS | |
Certificates | CE, RoHS | / |
Flame-retardant Cover | Yes | No |
Working voltage (L-N) | Wide(150VAC-300VAC) | Ordinary |
Controller | Intelligent and settable | Simple, fixed function |
I Power LED Indicator | Yes | No |
II Power LED Indicator | Yes | No |
I Power ON LED Indicator | Yes | No |
II Power ON LED Indicator | Yes | No |
Over/Under Voltage Protection | Yes | No |
Over/Under Frequency Protection | Yes | No |
Transfer Time Delay | Settable | Fixed |
Generator Start/Stop Time Delay | Settable | No |
Engine Exciser(weekly, monthly etc.) | Yes | No |
Phase Immbalance Protection | Yes (custom made) | No |
Size | Compact | Larger |
Copper Bar | 2 Input 1 Output | 2 Input 2 Output(some) |
Operation Handle | Iron(solid) | Plastic(crispy) |
Fuse | Yes | No |
Outlook | Distinguished & Elegant | Common |
Motor Brand | CNDF | Wuxi, inferior quality |
Before Factory Testing | Auto Testing Line/Manual | Manual check |