I55AP255F20711K00S
i550 PROTEC INVERTER 7.5HP 3PH(i/p) 480V / 400-480V 3PH(o/p) / 13/11A(o/p) / 0-599HZ(o/p) / STANDARD IO / EMC FILTER / DISCONNECT / NEMA 4X IP66
I55AP255F20711W00S
i550 protec, NEMA 4X / IP66, 5.5 kW, 7.5 hp, 3ph 400/480V, Standard I/O, no safety technology, extension box and switch, WLAN module