Fig. 2
From: A new H6 neutral point clamped transformerless photo voltaic inverter

Proposed novel H6-D topologies. (a) circuit Structure (b) unity power factor gate pulses, (c) Variant of H6-D, (d) Non unity power factor gate signals.
From: A new H6 neutral point clamped transformerless photo voltaic inverter

Proposed novel H6-D topologies. (a) circuit Structure (b) unity power factor gate pulses, (c) Variant of H6-D, (d) Non unity power factor gate signals.