... DG,BZ and DM light control transformer) Technical character (JMB,BJZ,DG,BZ and DM light control transformer) The primary and secondary windings ... transformer. If the seco -ndary one accompanied with control, lighting and indicator lamp windings, it will be winded respectively ... capacity. Working environment (JMB,BJZ,DG,BZ and DM light control transformer) The transformer can work reliably under the ...