Stability adjust V/HZ roll-off frequency selection Preliminary set-up power circuit Sensing/power input circuit Technical parameters: The establishment of voltage: when the residual magnetism 4V25Hz,it automatically build pressure. Input power: AC190 ~ 240V 50/60Hz. Output: 75V DC voltage. Current 3.5A (consecutive). Adjusted rate: 1% Sensing & Power Input : 190-240 Vac Burden : 500VA Output Power-Continuous : 73 Vda at 3.5 Adc(255w) Output Power-Forcing(240 Vac Input Power) : 105 at 5 Adc(525w) Regulation : 1.00% Remote Voltage Adjustment Range : +/-10% with 2000 ohm rheostat +/-5% with 1000 ohm rheostat Frequency Compensation : Adjustable Roll off ferquency : 54-61 Hz for 60 Hz 45-51 Hz for 50 Hz Operation : Weight6.5 oz Power Dissipation : 8 watts maximum colour:Photo Color Material:plastic size:100*65*49mm Package Contents: 1*Generator regulator Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.