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    • Remote start capability built in for HD series - remote switch not included.

    • Exhaust Kit includes piping from pump with P-Trap, drain and 23 inches schedule 80 1 ¼ inch pipe. Inlet Kit includes hose and fittings from air water separator to vacuum pump

    • As with all dry vac suction systems a drip leg is recommended on the exhaust line to prevent condensate return to the pump and is included with all systems.

    • This is the maximum number of users during normal working conditions (includes diversity). for 100% redundancy (back up / spare) do not count 2nd motor in calculation

    • All models adjustable from 5” Hg to 25” Hg. Recommended set point 15” Hg to 20” Hg

    • Noise level measured at 3.5 feet with inlet and exhaust piping connected.

    • Weight excludes packaging for shipping.

    • Optional 3 Phase 230 / 460 / 575 - 220v single phase models include a buck boost with each pump to adjust voltage to 220 volts +/- 5 volts

    • Systems come complete with: air/water separator, auto drain kit, quick disconnect hose kit, inlet piping kit and exhaust piping kit. 

    • 1HD Series pumps are expandable to 2HD systems with a simple upgrade kit or up to three pumps, with the addition of a wall mounted control panel and upgraded inlet and exhaust piping kits. 

    • Larger capacity and continuous run air water separators are compatible with 1HD systems. 

    Models & Specifications
    Model 1HD 4.25P 1HD 4.40P
    Users 2.5 4
    Operatories 3-4 4-6
    hp 1.2 2
    Amps 8.8 9.5
    Voltage 220V, 1 Phase 220V, 1 Phase
    dB 67 72
    L x W x H 28" x 18" x 19" 28" x 18" x 19"
    Lbs 94 121
    Part # 2800004 2800005


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