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Soft Starter  PRR Series |
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| Specifications and features for PRR series soft starter |
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1. Intelligentized¡ªThe output and input connect point can be programmable,
internal intelligentized programs can check the status of drive-system.
2. Standard internal port (RS485) can realize computer control and remote control.
3. LED display, operator can set all the parameter and program by keypad control.
4. Delay relay function.
5. Malfuction output relay function: When malfunction occurs, this relay will take action.
6. Bypass connector output relay: When the startup is finished, the relay will take action.
7. Delay start function during 0~600s delay time
8. One soft starter drives one more motor.
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Control power supply |
AC 380V¡À20%, 50/60Hz |
3-Phase power supply |
AC 380V¡À20%, 50/60Hz |
Nominal current |
30A¡«630A, totally 16 kinds of rated currents |
Motor power |
15¡«315KW(rated voltage 380V) |
Applicable motor |
Common squirrel cage type asynchronous motor |
Startup mode |
Voltage kick soft startup; current limiting startup (150~400%, adjustable); voltage ramp startup (1¡«180seconds, adjustable) |
Stop mode |
Free stop; soft stop (1¡«180seconds , adjustable) |
Relay output |
Delay running output; fault output; full voltage output (by pass) [contact dot: 5A, 250VAC] |
Startup frequency |
for frequent or infrequent startup;
Advise: not exceeding ten times per hour |
Protection function |
Phase loss of input, over-load, short circuit, over-heating, and etc. |
Safety degree |
IP20 |
Cooling mode |
Cooling naturally |
Installation mode |
Hanging mode |
Environment conditions |
Environment temperature:-10¡æ~£«50¡æ
Relative humidity:¡Ü95%(20¡æ¡À5¡æ)
Free from flammable gas, explosive gas and corrosive gas, free from electric dust, to be installed indoors with good ventilation
Vibration below 0.5G
If the altitude is above 2000m, the capacity should be decreased accordingly for application. |
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