GreenInverter

Name: GreenInverter
Brand: Praxis Automation Technology

Mega-Guard high power inverter for marine electric propulsion, generator, AC grid and shore power applications; DC bus up to 1000 VDC, 50 kW to 3000 kW, water-cooled IGBTs.

Description

The Mega-Guard GreenInverter from Praxis Automation Technology is a compact high power inverter for marine electric and hybrid propulsion systems, charging and discharging Mega-Guard GreenBatteries on the DC bus.

Applications

Electric propulsion motor drive from DC bus
Generator drive and battery charging
AC grid generation from DC bus (with L-C-transformer)
Shore power conversion and battery charging (with L-C-transformer)

Key features

DC bus voltage up to 1000 VDC; applications from 50 kW to 3000 kW
Four housing sizes, from compact to medium
2000 A and 3000 A versions built from 2 or 3 parallel 1000 A units, also providing controller redundancy
EMC cable glands, parallel cable entries on larger sizes, busbar connection on large units
Four-quadrant motor control software with sensor-less RPM control and integrated safety functions
IGBTs on water-cooling block; PLC application programming in IEC 61131; 24 VDC powered
Front operator panel and emergency stop pushbutton
I/O: 2 x Ethernet, 8 temperature inputs, position feedback input, emergency stop input, and serial ports including NMEA, Modbus (RS485), J1939 or CANopen

Cat C4.4 Marine Generator Set

Inline 4-cylinder 4.4 L diesel marine genset, 36-99 ekW at 1500/1800 rpm, with heat exchanger, radiator or keel cooling, open or enclosed, 12 or 24 V; class-approved packages available.

Equipment

Everllence

Everllence B&W ME-LGIA Ammonia Two-Stroke Engine

Low-speed two-stroke dual-fuel engine running on ammonia with as little as 5% pilot oil at 100% load, always fitted with SCR for IMO Tier III; available for newbuilds or as a retrofit to electronically controlled engines.

System / Package

Alfa Laval

Alfa Laval Equipment for Ammonia as Marine Fuel

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