Specification: Product: Variac transformer Model: TDGC-3KVA Material: Iron (shell), copper coil Capacity: 3KVA Input voltage: AC 110V, 60Hz Output voltage: AC 0-130V, 60Hz Max output: 30 Amps Condition temperature: <60℃ Humidity: <=5% Dielectric strength: 1500 V/min Insulated resistance: >5MΩ.
eBay
don't know ow how to test these so listing as part's. please ask any questions
eBay
Check the insulation resistance regularly, the insulation resistance between coil and base shouldn’t be less than 2mm. After operation, turn the hand wheel pointed to “zero” place and cut off the power.
eBay
High efficiency with no waveform distortion. Material: Iron (shell), copper coil. Built-in copper coil with high quality material. Insulated resistance: >5MΩ. Capacity: 3KVA. More security, reliability and durability.
eBay
Model: VT8N. Type: Open Style, Panel or Bench Mounting. NOTE: You may not receive the exact unit shown in the photos. All images are representative of the general condition of our inventory. No further testing was completed on this item.
eBay
Appears unused
eBay
Check the insulation resistance regularly, the insulation resistance between coil and base shouldn’t be less than 2mm. After operation, turn the hand wheel pointed to “zero” place and cut off the power.
eBay
Mode:stg-1000w Name:single Phase Ac Voltage Regulator Power Supply The Max Current:10a Input Voltage:110v Frequency:50/60hz The Max Power:1000w Adjustable Voltage:0-300v Temperature Rise:<=50℃ Dimension:22.3x20.0x16.6cm Net Weight:7.18kg Voltage Regulator Autotransformer Load Power Characteristics: Output Voltage：220v 150v 100v 50v 10v Load Power：<=800w <=600w <=400w <=200w <=40w.
eBay