Frequency Converters, Motor Drives & Military UPS Systems

Which product for which need?

• 60 Hz and 400 Hz together outdoors, with a smart PDU: PowerGuard Outdoor 60/400 Hz Frequency Converter — 12 kVA, 7 isolated outputs (5 × 60 Hz + 2 × 400 Hz)
• Adjustable output between 60 and 400 Hz: PowerGuard 115/200 VAC 400 Hz Static Frequency Converter — 115–220 VAC variable output, RS-422 + Ethernet
• Isolated 115 VAC from a 400 VAC grid: PowerGuard 400/115 VAC AC-AC Inverter — 10 kVA, 4 outputs, isolated output transformer
• 400 Hz and 28 VDC in one compact unit: PowerGuard TPS-115 — 3-phase 115 VAC 400 Hz (600 VA) + 3 × 28 VDC from 230 VAC, RS-485
• 115 VAC 60 Hz + 400 Hz transformer system: AC-AC Frequency Converter Transformer System — 12 kVA, 7 outputs, CAN-Bus
• Uninterrupted 115 VAC on naval and shore systems: PowerGuard MIL-UPS-2K3 — 2.3 kVA online UPS, 30 min gel battery, capacitive load support
• Speed and torque control of military induction motors: Mil-Drive-55 Motor Drive — FOC vector control

What to check when choosing a frequency converter: output frequency (fixed 400 Hz, 60 and 400 Hz together, or adjustable), total power and number of outputs, indoor or outdoor use, and remote monitoring needs.

See how these products replaced three separate systems on a land rocket platform in our case study, and read the technical background in our mobile frequency converter guide.