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• Greater resistance to inverter noise.
• Monitor voltage asymmetry, phase sequence, and phase loss for three-phase 3-wire or 4-wire power supplies with just one Unit.
Switch setting for 3-phase 3-wire or 3-phase 4-wire power supply.
• One SPDT output relay, 5 A at 250 VAC (resistive load).
• World-wide power specifications supported by one Unit (switchable).
• Relay status can be monitored using LED indicator.
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