Lightning protector transformer STC type

Best suitable for lightning protection of power supply circuit.
Lightning surge passing rate of below 0.1%.

item			specification
input-output voltage			AC100V、AC200V、AC400V、AC100/200V
wire connection(number of phase)			single-phase(two-wire, three-wire), three-phase three-wire(delta connection)
capacity		single-phase	0.5〜30kVA
		three-phase	5〜100kVA
working frequency			50Hz/60Hz
insulated resistance			more than 100MΩ at DC500V
withstand voltage	between Input and output		AC10kV (one minute) impulse (1.2/50μs)30kV
	between input and earth
	between output and earth		AC3kV (one minute)
voltage volatility and efficiency	single-phase	capacity	less than 1kVA	2kVA	more than 3kVA
		voltage volatility	less than 5%	less than 4%	less than 3%
		efficiency	more than 93%		more than 95%
	three-phase	capacity	less than 7.5kVA	10〜30kVA	more than 40kVA
		voltage volatility	less than 4%	less than 3%	less than 3%
		efficiency	more than 94%	more than 95%	more than 96%
insulation type		single-phase	B type
		three-phase	B type
temperature increase limit			less than 75℃
surge transition rate			less than 1/1,000

※The above mentioned specifications are just an example.Various types of product can be manufactured accorfing to cutomers request.

Sankosha Corporation; Total Lightning Protection Solution Partner