OCC-Grid Tied Inverter
Breakthrough Technology
OCC-GTI leverages unique patented technology invented at Caltech & University of California and developed by the world-leading power electronic experts under partial sponsorship of the U.S. Department of Energy. OCC-GTI is the first hardware-enabled 3-phase 4-quadrant Grid-Tied Inverter that connects DC sources or batteries to AC grid with high reliability, ultrafast dynamics, and simple user interface, enabling precise AC current control. The OCC-GTI features industry leading dynamic speed and leading power density.
Applications
Wind, solar, micro-hydro, fuel-cell power generation
Battery energy storage charge and discharge
Regenerative AC load with precise inductance, capacitance, and resistance control
Regenerative DC load with precise resistance control
Options
Bidirectional power flow
Reactive power control
Four quadrant power operation
Low voltage ride through
400, 1000Hz, or variable frequency available for custom products
Features
One-Cycle Control Technology
Current harmonics < 3%
Correct power factor to ~0.99
Efficiency > 98%
Stable zero load operation
Ultrafast response speed (100s of microsec)
Lightweight < 29kg (65lbs)
High power density ~1.2W/cm3 (20W/inch3)
Single unit 40 or 60kVA, scalable to MVA
Specification
Product | GTI3050A6480/8002IR | GTI3050A5380/6352IR | GTI3100A6208/3652IR |
---|---|---|---|
GTI3075A6480/8002IR | GTI3075A5380/6352IR | ||
Electrical Specifications | |||
AC Phase/Wires | 3 phase/3 wires | ||
AC Freq Range (Hz) | 57 - 63 | 47 - 53 | 57 - 63 |
AC Voltage Range (V, rms) Line-to-Line | 400 - 552 | 320 - 440 | 175 - 240 |
Max AC Current (A, rms) | 75 / 50 | 100 | |
DC Bus Voltage (V) | 800 | 635 | 365 |
Efficiency @ Full Power | 98.3% / 97% | ||
AC Current THD @ Full Power with load THD<50% | 3% | ||
Power Factor @ Full Power | 0.99 | ||
Mechanical Specification | |||
Weight kg (lb) | 32 (70) | ||
Size (L x W x H) cm (inch) | 58 x 45 x 13 (23 x 17.5 x 5.25) | ||
Environment Specifications | |||
Operating Temp. (℃) | 0 to 40 | ||
Operating Relative Humidity w/o Condensation | 0 - 95% | ||
Storage Temp (℃) | -10 to 55 | ||
Audible Noise (dBA) @ 1m (3ft) | 80 | ||
Safety | |||
UL 508C | Designed |