結構要求
1.1材料
節(jié)電器應選取性能滿足使用要求的適用材料，并在構成節(jié)電器后應符合有關試驗要求。用于電路中的電子元件及材料應符合有關的國家標準。
選取材料的適用性可用以下試驗來驗證，試驗可在節(jié)電器上和（或）節(jié)電器的部件上進行。
（a）耐濕熱性能試驗；
CW-XMVT-221-58-10-X,CW-XMVT-221-58-10-Y,CW-XMVT-221-58-10-Z,CW-XMVT-221-58-11-M,
TH-LCD-NLL804-21-M,TH-LCD-NLL804-21-H,TH-LCD-NLL804-21-I,TH-LCD-NLL804-21-J,TH-LCD-NLL804-21-Q,
YSD-NA1H4P33A,YSD-NA1H4P33B,YSD-NA1H4P33C,YSD-NA1H4P33D,YSD-NA1H4P33E,
YBD-TP,YBD-TPEA4A4D,YBD-TPEA4A4A2,YBD-TPEA4A4A1, 溫度變送器
TH-LCD-L802-81-V,TH-LCD-L802-81-W,TH-LCD-L802-81-G,TH-LCD-L802-81-O,TH-LCD-L802-81-E,
YSD-TD10A,YSD-TD10B,YSD-TD10C,YSD-TD10D,YSD-TD10E,YSD-TD10Y,
TH-LCD-NLL804-20-K,TH-LCD-NLL804-20-R,TH-LCD-NLL804-20-N,TH-LCD-NLL804-20-D,TH-LCD-NLL804-20-C,
XMT-322TP,XMT-300,XMT-2000,XMT-604/B,XMT-604,XMT-152,
CW-XMAP-121-26-52-X,CW-XMAP-121-26-52-Y,CW-XMAP-121-26-52-Z,CW-XMAP-121-26-52-G,
CW-3351DP3S44B2,CW-3351DP3S44B3,CW-3351DP3S44D1,CW-3351DP3S44D2,
WSSC-515FW,WSSC-B400N,WSSC-B400NW,WSSC-B400L,WSSC-B400LW,WSSC-B400F,
CW-1151DP3E33B2,CW-1151DP3E33B3,CW-1151DP3E33D1,CW-1151DP3E33D2,
CW-3351LT6ZD0,CW-3351LT6ZD2,CW-3351LT6ZD4,CW-3351LT6ZC6,
YSD-VA4H2P35A,YSD-VA4H2P35B,YSD-VA4H2P35C,YSD-VA4H2P35D,YSD-VA4H2P35E,
YSD-EAYA,YSD-EAYB,YSD-EAYC,YSD-EAYD,YSD-EAYE,YSD-EAYY,YSD-EA9A, E型熱電偶溫度信號變送器
XDZ-213-4F,XDZ-213-4Y,XDZ-214-0M,XDZ-214-0SM,XDZ-214-0F,XDZ-214-0Y,
YSD-PA4H4P32A,YSD-PA4H4P32B,YSD-PA4H4P32C,YSD-PA4H4P32D,YSD-PA4H4P32E,
45L1-W,45L1-Var,廣角度功率表/廣角度無功功率表
（b）絕緣材料相比漏電起痕指數（CTI）性能試驗；
（c）耐非正常熱和著火危險性能試驗。
1.2耐濕熱性能
節(jié)電器應能承受交變濕熱試驗（Db）的考核。
其試驗嚴酷等級規(guī)定為：高溫溫度為+40℃，試驗周期數為6晝夜。節(jié)電器應在Db條件試驗過程中的溫度為25℃±3℃，相對濕度控制在95%～98%并避免在試品表面產生凝露，試驗結束前進行絕緣電阻測量，后做工頻耐壓試驗，耐壓試驗值為2000V，歷時1min，絕緣電阻值應不小于1MΩ。
1.3耐非正常熱和著火危險性能
絕緣材料部件由于電氣效應可能使之受到熱應力，并且絕緣惡化可能損害節(jié)電器的**，這些部件遭受非正常熱和著火危險不應使其失效或危及**，節(jié)電器所用絕緣材料應能承受8.2.4規(guī)定的試驗考核。
YSD-TE3A,YSD-TE3B,YSD-TE3C,YSD-TE3D,YSD-TE3E,YSD-TE3Y,YSD-TE9B,
LSG5-29,堵頭
YBD-TCJAV0A1Y,YBD-TCJAV0V0D,YBD-TCJAV0V0A2,YBD-TCJAV0V0A1,YBD-TCJAV0V0D2,
CW-EFA110A-EHB5A-83EA,CW-EFA110A-EHB5A-83EB,CW-EFA110A-EHB5A-83EC,
WRNK2-8426I,WRNK2-8427I,WRNK2-8428I,WRNK2-8429I,
YSD-AV1H3P21Y,YSD-AV1H3P27Y,YSD-AV1H3P26Y,YSD-AV1H3P24Y,YSD-AV1H3P25Y,
CW-MC200R10001NHN,CW-MC200R10001NHD,CW-MC200R13221NVN,CW-MC200R13221NVD,
YSD-PV2R1P28A,YSD-PV2R1P28B,YSD-PV2R1P28C,YSD-PV2R1P28D,YSD-PV2R1P28E,
YB4201GF,法蘭風道式溫濕度變送器
YSJB/A-HT1A4B0S1PDV1L1W4Y1,YSJB/A-HT1A4B0S1PDV1L2W1Y1,YSJB/A-HT1A4B0S1PDV1L2W2Y1,
WZPK-163S,WZPK-164S,WZPK-165S,WZPK-166S,WZPK2-165SA,WZPK2566SA,鎧裝鉑電阻
SBWR-4664,SBWR-4664T,SBWR-4664G,SBWR-4664D,SBWR-4665,SBWR-4665T,SBWR-4665G,
XMH-36322-01M24,XMH-36322-01SM12-T,XMH-36322-01SM12,XMH-36322-01SM14-T,
WSSHC-B514FW,WSSHC-B515N,WSSHC-B515NW,WSSHC-B515L,WSSHC-B515LW,WSSHC-B515F,
XTRM-2-2LED-10-P,
YSD-KA3DY1Y,YSD-KA3DY7Y,YSD-KA3DY6Y,YSD-KA3DY4Y,YSD-KA3DY5Y,
XMTA-8501,XMTA-8511,XMTA-8521,XMTA-8502,XMTA-8512,XMTA-8522,智能雙排數字顯示溫度儀表
1.4絕緣材料的相比漏電起痕指數（CTI）性能。
節(jié)電器所選用絕緣材料的相比漏電起痕指數（CTI）規(guī)定為：CTI≥100。絕緣材料的CTI按8.2.3規(guī)定的試驗來驗證。
YSD-PV4H2Y6A,YSD-PV4H2Y6B,YSD-PV4H2Y6C,YSD-PV4H2Y6D,YSD-PV4H2Y6E,
LSG11-10,溫度計保護套管
CW-3351DP3E25,CW-3351DP3E25C2,CW-3351DP3E25d,CW-3351DP3E25i,
YSD-AA3H2Y7A,YSD-AA3H2Y7B,YSD-AA3H2Y7C,YSD-AA3H2Y7D,YSD-AA3H2Y7E,
SZGB-5,光電轉速傳感器
WSSXC-404L,WSSXC-404LW,WSSXC-404F,WSSXC-404FW,WSSXC-405N,WSSXC-405NW,WSSXC-405L,
YSD-VDDP39A,YSD-VDDP39B,YSD-VDDP39C,YSD-VDDP39D,YSD-VDDP39E,
LSG1-11,異徑彎通中間接頭
YQ12A10A1W6A2,YQ12A10A1W6A1,YQ12A10A1W6D2,YQ12A10A1W6D1,YQ12A10A1W6D,YQ12A10A1W6Y,
UHF,UHF-1A114,UHF-1A116,UHF-1A124,UHF-1A126,UHF-1A134,UHF-1A136,防腐蝕玻璃板液位計
1151GP5E23,1151GP5E24,1151GP5E25,1151GP5E33,1151GP5E35,1151GP5E44,
XMH-36133-20SM14,XMH-36133-20SM22-T,XMH-36133-20SM22,XMH-36133-20SM24-T,
YQH34A5V5RA2,YQH34A5V5RA1,YQH34A5V5RD2,YQH34A5V5RD1,YQH34A5V5RD,YQH34A5V5RY,
DX-TB00,
SE2,SE2-D0901,SE2-D1201,SE2-D1801,SE2-D2501,SE2-D3201,機械互鎖交流接觸器
JXC-61A,智能數字巡回檢測報警儀
YBD-TCNAA2A1D2,YBD-TCNAA2A1D1,YBD-TCNAA2A1Y,YBD-TCNAA2V0D,YBD-TCNAA2V0A2,
WZP-621B,WZP-621AB,WZP-631B,單支鉑熱電阻
YSD-NV4H4P16A,YSD-NV4H4P16B,YSD-NV4H4P16C,YSD-NV4H4P16D,YSD-NV4H4P16E,
YQH33A5NCA2,YQH33A5NCA1,YQH33A5NCD2,YQH33A5NCD1,YQH33A5NCD,YQH33A5NCY,
3151DP,3151DP3,3151DP4,3151DP5,3151DP6,3151DP4A22S1B1,帶遠傳法蘭差壓變送器
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