The Anest Iwata ISP-250C is economical and inexpensive to operate. Offers high performance, compact design and very light. Little routine maintenance, no oil changes, filters or foreline traps to replace. Excellent alternative to oil sealed rotary vane pumps. These Anest Iwata ISP-250C oil-free dry scroll pumps, operate on 3-phase, 200-230/380-480 VAC, & 50/60 Hz, being set to 480 VAC. Displacement for this Anest Iwata ISP-250C is 10.6 CFM at 60 Hz. This is pump has a 3-Phase motor. The part number ISP-250C-TV specifiies Three-Phase (T) with vertical oriented intake flange (V). The operating instructions manual is available for down in PDF format below.