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True Medium Voltage Drive
multi level h-bridge technology, no output transformer, true medium voltage drive. modular draw -out type power cell desig enables ease of maintenance. sinusoidal multi -level output waveform suitable for any standard induction motor with service factor 1.0 or higher. high input power factor. high efficiency : system efficiency of 96.5-97% including input transformer. up to 54 pulse rectification, exceeds ieee 519 specification, no harmonic filters required. unique feature of cell bypass & cell redundancy provides inbuilt redundancy in power section for all critical loads. advanced cell bypass with neutral phase point shift. permits motor cable length up to 2 km. highest input voltage supported – 33kv highest output voltage supported – 13.8kv
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Flexible Couplings
POONA COUPLINGS have been leaders in the design and manufacture of flexible couplings for over 16 years, with the following capabilities: Approved to ISO 9001QS – 9000 Total quality system Latest CAD technology Torsional vibration analysis Transient and finite element analysis General purpose , cost effective range which is manufactured in C.I. & S.G. iron torques up to 41 kNm. THE STANDARD RANGE COMPRISES Shaft to shaft Shaft to shaft with increasing shaft engagement Flywheel to shaft Flywheel to shaft with increased shaft engagement APPLICATION Generator sets Pump sets Compressors Wind turbines Metal manufacture Bulk handling Pulp and paper industry General purpose heavy duty industrial applications
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alternator starters
Traction Drives
Waste Heat Recovery System
As a high efficiency heat transfer element, heat Pipe has advantages of extremely high thermal conductivity , good isothermality, long-distance heat transfer and temp controllable. HE with heat pipes has excellent performance of high efficiency heat transfer, preventing mix of hot & cold fluids, no dew point corrosion, dust difficultly deposited and no rotating part.
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