Power transformer for professional audio applications where ±24V and +48V (phantom) power is required. Includes a safety ground connection. Designed for 1U equipment. It has a 5mm diameter central hole for anchoring to the equipment.
Maximum power: 15,685VA
Input voltage: Serial: 230VAC, 50/60Hz
Parallel: 115VAC, 50/60Hz
Output voltages: 48VAC @23mA
27VAC - 0 - 27VAC @ 270mA
Primary 1: 0V - 115V Brown - Violet
Primary 2: 0V - 115V Grey - Blue
Secondary 1: 0V - 48V Red - Red
Secondary 2: 27V - 0V - 27V White - Black - White
Regulation voltage: 12% TYP from full load to no-load.
Efficiency: 87% TYP @ full load.
Primary: 200mm long 22 AWG UL1015 wires with stripped and tinned ends.
Secondary: 200mm lengths of 22 AWG UL1015 wire, with WR-WTB 3.96mm crimp connectors.
Shield: 200mm cable length and 18 AWG UL1015 diameter, with 5.2mm I.D. ring connector.
Ø: 80mm, H: 34mm
Figure 1: Wiring diagram by colour.
Figure 3: Colour-coded wiring diagram: parallel connection for 115 VAC voltage.