ijƼСMͬW(xu)PTCԪ댧(do)wմɲϣһ늼ӟᱣرµě_ˮڱ(ni)ɼӟ60@NԪ늌W(xu)O(sh)ضȞ60֪õPTCԪֵRTSضȵ׃P(gun)ϵDʹÕrPTCԪDҽͥ·С
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1(dng)ضȞ60r·е Aͨ1minPTCԪĵ J
2PTCԪ늹 W
3رPTCԪM(jn)бصԭǣ(dng)ض_(d)60rPTCԪl(f)ṦʵɢṦʣͬrg(ni)a(chn)ğcɢʧğȣضȱֲ׃ĈDԿٮ(dng)Ĝضȸ60r ض½ڮ(dng)ضȵ60r ض˱رеˮԱ60
10.022 290.4 224.2
3(j)P=U2/Rİl(f)ṦʜpСl(f)ṦСɢṦ
С60rֵͬl(f)Ṧl(f)ṦʴɢṦ
ԇ}1҈D֪·ֻRr
(dng)ضȞ60rɼD֪Rr=10K=10000
Դ늉U=220V
·е飺
t=1min=60s
ĵܞ飺W=UIt=220V0.022A60s=290.4J
2҈D֪PTCԪС30rRrС=2K=2000
PTCԪ늹ʞ飺
3ٮ(dng)ض_(d)60rPTCԪl(f)ṦʵɢṦضȱֲ׃
ĈDԿ(dng)Ĝضȸ60rPTCԪRrɹʽ֪PTCԪl(f)Ṧ׃Сl(f)ṦСɢṦض½
ڏĈDԿ(dng)Ĝضȵ60rPTCԪRrpСɹʽ֪PTCԪl(f)Ṧ׃l(f)ṦʴɢṦض˱رеˮԱ60ң
Դ𰸞飺10.022 290.4 224.2
3(j)P=U2/Rİl(f)ṦʜpСl(f)ṦСɢṦ
С60rֵͬl(f)Ṧl(f)ṦʴɢṦ
c늹늹ʵӋ
cu1}ˌW(xu)Wķɵđ(yng)늹Ӌ͵ĹʵӋP(gun)Injʽʽ׃ε͑(yng)Ӌ^ҪעλēQ㣮
2}W(xu)D⼰(yng)Dг÷(yng)W(xu)쾚(yng)ãڑ(yng)cգوD(bio)ĺxڈD׃۽ؾصxбʵx
Ŀ Դ }ͣ
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Ŀ Դ }ͣ
U2 |
R |
U2 |
R |
U2 |
R |
U2 |
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鿴𰸺ͽ>>
Ŀ Դ2012-2013W(xu)꽭KʡϾа ^(q)пģԇ棩 }ͣ}
ijƼСMͬW(xu)PTCԪ댧(do)wմɲϣһ늼ӟᱣرµě_ˮڱ(ni)ɼӟ60@NԪ늌W(xu)O(sh)ضȞ60֪õPTCԪֵRTSضȵ׃P(gun)ϵDʹÕrPTCԪDҽͥ·
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1(dng)ضȞ60r·е Aͨ1minPTCԪĵ J
2PTCԪ늹 W
3رPTCԪM(jn)бصԭǣ(dng)ض_(d)60rPTCԪl(f)ṦʵɢṦʣͬrg(ni)a(chn)ğcɢʧğȣضȱֲ׃ĈDԿٮ(dng)Ĝضȸ60r ض½ڮ(dng)ضȵ60r ض˱رеˮԱ60ҡ
鿴𰸺ͽ>>
Ŀ Դ2012-2013W(xu)꽭Kʡh꼉όW(xu)ĩW(xu){(dio)ԇ棩 }ͣ}
ijƼСMͬW(xu)PTCԪ댧(do)wմɲϣһ늼ӟᱣر. µě_ˮڱ(ni)ɼӟ60@NԪO(sh)ضȞ60. ֪õPTCԪֵRTSضȵ׃P(gun)ϵDʾʹÕrPTCԪDҽͥ·.
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1(dng)ضȞ60r·е mAͨ10sPTCԪĵ J.
2PTCԪ늹 W.
3رPTCԪM(jn)бصԭǣ(dng)ض_(d)60rPTCԪl(f)ṦʵɢṦʣͬrg(ni)a(chn)ğcɢʧğȣضȱֲ׃. ĈDпԿٮ(dng)Ĝضȸ60rPTCԪ 늹 .׃׃С׃ض½ڮ(dng)ضȵ60rPTCԪ 늹 .׃׃С׃ض. ˱رеˮԱ60.
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