由電源模塊將外部提供的交、直流電源轉(zhuǎn)換為保護裝置工作所需電壓。本模塊輸出+5V、±15V和+24V。+5V電壓用于裝置數(shù)字器件工作，±15V電壓用于A/D采樣，24V電壓輸出裝置，用于裝置驅(qū)動繼電器使用。

裝置型號                    裝置型號                    裝置型號                     裝置型號    

WBH-821                WBH-821A                    FCK-803                WJE-821A/P    

WBH-822                WBH-822A                    FCK-851                WBH-821A/P    

WBT-821                 WBT-821A                    FCK-851/1            WBT-821A/P    

WBT-822                WBT-822A                    FCK-851/2              WBT-822A/P    

WYJ-821                 WYJ-821A                    FCK-851/3              WCB-822A/P    

WYJ-821                WJE-821A                    WXH-801A              WDH-821A/P    

WCH-821              WCH-821A                    WXH-802A             WDH-822A/P    

WCB-821                WCB-821A                  WXH-803A              WDH-823A/P    

WCB-822                WCB-822A                  WKB-801A              WDR-821A/P    

WDH-821                WDH-821A                WDLK-861                WCH-821A/P    

WDH-822                WDH-822A                WDLK-862                WKB-821A/P    

WDH-823                WDH-823A                WDLK-863                WXH-821A/P    

WDH-824                WDH-824A                WDLK-864                WXH-822A/P    

WDH-825                WDH-825A               WMH-800A.1            WXH-825A/P    

WDR-821                WDR-821A                WMH-800A.2            WYJ-821A/P    

WDR-822                WDR-822A                WMH-800A.3            WBH-811A/P    

WDR-823                WDR-823A                WMH-800A.4            WBH-813A/P    

WFB-821                WFB-821A                  WMH-800A.5            WXH-811A/P    

WFB-822                WFB-822A                  WMH-800A.6            WXH-813A/P    

FCK-821                  FCK-821A                    WGQ-871A              WXH-803A/P    

FCK-822                  FCK-822A                    WGQ-871                FCK-851/1/P    

WKB-821                WKB-821A                    WKB-801                WXH-831A    

WXH-821                WXH-821A                WKB-802.1                WXH-832A    

WXH-822                WXH-822A                WKB-802.2                WDR-831A    

WXH-821C              WBH-817C                 WKB-802.3                WDR-832A    

WXH-822C              WBH-818C                 WKB-802.4                WCB-831A    

WXH-823                NWJ-801A                    WBT-851                WCB-832A    

WXH-825                WXH-825A                    WDR-851                WBH-831A    

WBH-811                WBH-811A                    WCB-851                WBH-832A    

WBH-812                WBH-812A                    WCH-851                WBT-831A    

WBH-813                WBH-813A                    WKB-851                WBT-832A    

WBH-814                WBH-814A                    ZYQ-823                 WYJ-831A    

WBH-815                WBH-815A                    ZYQ-824                WDH-831A    

WBH-801                WBH-801A                    ZYQ-811                WDH-832A    

WBH-802                WBH-802A                    ZYQ-812                FCK-831A    

WXH-811                WXH-811A                    ZSZ-815                FCK-832A    

WXH-812                WXH-812A                    ZSZ-811                WCH-831A    

WXH-813                WXH-813A                    ZSZ-811/A            WDH-833A    

WXH-814                WXH-814A                    ZSZ-811/B            WFB-831A    

WXH-815                WXH-815A                    ZSZ-811/C            WFB-832A    

WXH-816                WXH-816A                    ZFZ-810                WJE-831A    

WFB-811                 WFB-811A                    ZFZ-811A                WJE-832A    

WFB-812                WFB-812A                     ZFZ-812A                WZK-811    

WFB-801                WFB-801A                        ZFZ-812                WTX-804    

WFB-802                WFB-802A                        FZH-2                    WYH-881    

WFB-803                WFB-803A                        WYH-821                WYH-882    

WFB-804                WFB-804A                    WYH-822                    870系列    

WFB-805                WFB-805A    

FCK-801                FCK-801A    

FCK-802                FCK-802A