Tender For corrigendum : supply of water cooler compressor model no. -kce443hae b- 330 volt-230, hz-50 lra-50, make hitachi /carrier/gmcc , 1.5 tr rotary compressor make- hitachi/carrier/gmcc /emerson or any substantial equivalent make for s , 2 tr rotary compressor make-hitachi/carrier/gmcc /emerson or any substantial equivalent make. for sp