The major differences between PCR-LE and PCR-WE/WEA series include the circuit method, regenerative function, output frequency, efficiency, output voltage response speed, and the standard interfaces. The main specifications of PCR-LE and PCR-WE/WEA series are as follows.
*TYP value = typical value
PCR-LE/LE2 series:
PCR-LE series lineup (VA): 500/1000/2000/3000/4000/6000/9000
PCR-LE2 series lineup (VA): 6000/9000/12000/18000/27000
Circuit method: Linear amplifier system
Output terminal (outlet-type): Two outlets on the front panel
Three-phase output: Available (PCR-LE series requires the option.)
AC output voltage: 0 to 300 Vac
DC output voltage: 0 to ±424 Vdc
Output frequency: 1 to 999.9 Hz
Maximum output peak current: Four times the maximum current (TYP value)
Efficiency: 54 to 58 % or more (PCR-LE series), 58 % or more (PCR-LE2 series)
Output voltage response speed (PCR-LE series): FAST 20 μs, MEDIUM 30 μs
Output voltage response speed (PCR-LE2 series): MEDIUM 30 μs (PCR6000LE2/9000LE2),
50 μs (PCR12000LE2/18000LE2/27000LE2)
Interface: RS232C standard, USB/LAN/GPIB optional
PCR-WE/WE2/WEA/WEA2 series:
Lineup (VA): 1000/2000/3000/6000/12000/18000/24000/30000/36000
Local regeneration: Available (only for models with “R” at the end of the model name)
Circuit method: PWM inverter system
Output terminal (outlet-type): N/A
Three-phase output: Available (except for PCR1000/2000WE)
AC output voltage:
PCR-WE/WE2: 0 to 310 Vac
PCR-WEA/WEA2: 0 to 320 Vac
DC output voltage:
PCR-WE/WE2: 0 to ±438 Vdc
PCR-WEA/WEA2: 0 to ±452 Vdc
Output frequency: 1 to 5000 Hz
Maximum output peak current: Four times the maximum current (depending on the input impedance of the load)
Efficiency: 82 to 85 % (TYP value)
Output voltage response speed (TYP value):
PCR-WE/WE2: FAST 55 μs, MEDIUM 100 μs, SLOW 300 μs
PCR-WEA/WEA2: FAST 40 μs, MEDIUM 100 μs, SLOW 300 μs
Interface: RS232C/USB/LAN standard, GPIB optional
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