详细说明
AT28A-9H2，AT28A-9H3三相电流表，AT28V-9H2，AT28V-9H3三相电压表，AT28P-9H2，AT28P-9H3三相有功功率表，AT28Q-9H2，AT28Q-9H3三相无功功率表，AT28C-9H2，AT28C-9H3三相功率因数表，AT28W-9H2，AT28W-9H3三相功率，功率因数组合表，AT28DP-9H2，AT28DP-9H3三相有功电能，三相无功电能表，AT28AC-9H2，AT28AC-9H3三相综合表，
AT28A-62，AT28A-63三相电流表，AT28V-62，AT28V-63三相电压表，AT28P-62，AT28P-63三相有功功率表，AT28Q-62，AT28Q-63三相无功功率表，AT28C-62，AT28C-63三相功率因数表，AT28W-62，AT28W-63三相功率，功率因数组合表，AT28DP-62，AT28DP-63三相有功电能，三相无功电能表，AT28AC-62，AT28AC-63三相综合表，
