Kev rho tawm Switchgear

 

 

KYN61-40.5 (Z) sab hauv tsev siab -voltage nqus tsev vacuum switchgear (tom qab no hu ua switchgear) yog ib qho ua tiav ntawm cov khoom siv hluav taws xob sab hauv tsev tsim los rau peb-theem AC systems nrog zaus ntawm 50 Hz thiab qhov ntsuas hluav taws xob ntawm 40.5 kV. Nws yog siv nyob rau hauv fais fab nroj tsuag, substations, thiab industrial thiab mining lag luam kom tau txais thiab faib hluav taws xob hluav taws xob, muab kev tswj, kev tiv thaiv, thiab saib xyuas kev ua haujlwm rau circuits; nws kuj tseem haum rau cov ntawv thov uas yuav tsum tau ua haujlwm tsis tu ncua. Qhov no switchgear ua raws li cov qauv xws li GB/T 11022-2011, GB 3906-2006, thiab DL/T 404-2007. Nws nta interlocking functions los tiv thaiv: kaw lub Circuit Court breaker thaum lub earthing hloov yog kaw; yuam kev qhib lossis kaw ntawm Circuit Court breaker; racking lub Circuit Court breaker tsheb nyob rau hauv los yog tawm thaum nyob rau hauv load; yuam kev nkag mus rau hauv cov chaw nyob; thiab kaw lub ntiaj teb hloov thaum lub voj voog nyob.

 

Nws cov yam ntxwv tseem ceeb muaj xws li cov hlau-cuam tshuam, armored, tshem tawm cov qauv tsim thiab siv hom tshiab ntawm tag nrho cov khoom siv hluav taws xob lub tshuab nqus tsev vacuum. Lub txee siv cov qauv sib dhos, ua rau muaj qhov zoo nkauj zoo nkauj, siab precision hauv qhov haum ntawm lub tsheb thiab lub txee, thiab kev sib hloov tau zoo heev. Kev txav ntawm lub tsheb hauv lub txee yog yooj yim los ntawm cov hlau lead- cov ntsia hlau thiab cov txiv ntoo, ua rau kev ua haujlwm yooj yim thiab siv zog.

 

 

 

 

3.1 Cov Kev Pabcuam Ib txwm muaj

ib. ambient kub: Siab txwv +40 degree, nrog rau qhov nruab nrab tus nqi ntsuas nyob rau hauv 24-teev lub sij hawm tsis tshaj 35 degree;

Kev txwv qis -25 degree.

b. Qhov siab: Tsis tshaj 1000 m.

c. Tus txheeb ze av noo: nruab nrab txhua hnub tsis tshaj 95%, lub hli nruab nrab tsis tshaj 90%.

d. Seismic siv: Tsis tshaj Qib 8.

e. Dej vapor siab: nruab nrab txhua hnub tsis tshaj 2.2 kPa, txhua hli nruab nrab tsis tshaj 1.8 kPa.

f. Qhov chaw tsis muaj hluav taws kub lossis tawg, muaj kuab paug hnyav, tshuaj lom neeg corrosion, thiab kev vibration hnyav.

 

3.2 Cov Kev Pabcuam Tshwj Xeeb

Rau kev ua haujlwm nyob rau hauv cov xwm txheej tshaj li ib puag ncig ib puag ncig tshwj xeeb tau teev tseg hauv GB / T 11022-1999, tus neeg siv thiab cov chaw tsim khoom yuav tsum ua kom pom zoo los ntawm kev sib tham.

 

 

Zuag qhia tag nrho qhov ntev (Dav × Qhov tob × Qhov siab): 1400 (1200) × 2800 × 2600; qhov hnyav: kwv yees li . 1800 kg.

 

 

 

Daim duab 1 Schematic daim duab ntawm cov qauv sab hauv thiab sab nrauv ntawm KYN61-40.5 switchgear.

 

 

■ Technical Parameters ntawm Switchgear

Yam khoom	Chav tsev	Parameter
Rated voltage	kV ua	40.5
Rated tam sim no	A	1250, 1600, 2000
Rated zaus	Hz	50
Rated luv-lub sij hawm tiv taus tam sim no (4s)	kA	25, 31.5
Rated ncov tiv taus tam sim no *	kA	63, 80
Rated fais fab - zaus tiv taus voltage	kV ua	95 (1 feeb)
Rated xob laim impulse withstand voltage	kV ua	185
Qib kev tiv thaiv		Cov ntaub ntawv pov thawj: IP3X; Qhov nruab nrab ntawm qhov chaw: IP2X

 

■ Main Technical Parameters ntawm ZN85-40.5 Nqus Circuit Court Breaker

Yam khoom	Chav tsev	Parameter
Rated voltage	kV ua	40.5
Rated zaus	Hz	50
Rated fais fab - zaus tiv taus voltage	kV ua	95/1 min
Rated xob laim impulse withstand voltage	kV ua	185
Rated tam sim no	A	1250, 1600, 2000
Rated luv -lub sij hawm tiv taus tam sim no	kA	25, 31.5
Rated luv- Circuit Court breaking tam sim no	kA	25, 31.5
Rated ncov tiv tau tam sim no	kA	63, 80
Rated luv - lub sijhawm luv luv	s	4
Lub sijhawm qhib	ms	Tsawg dua los yog sib npaug li 60
Lub sijhawm kaw	ms	Tsawg dua los yog sib npaug li 100
Tus naj npawb ntawm kev ua haujlwm ntawm qhov ntsuas luv luv -circuit breaking tam sim no	Kev ua haujlwm	20
Mechanical endurance	Kev ua haujlwm	10000
Rated ua haujlwm ib ntus		Qhib -0.3s- Kaw/Open-180s- Kaw/Open
Phase center nrug	mm	300
Tiv tauj qhib qhov nrug	mm	20±2
Hla mus ncig	mm	5±1
Peb -theem qhib / kaw tsis yog-ib txhij	ms	Tsawg dua los yog sib npaug 2
Hu rau kaw kev sib cuag siab	ms	Tsawg dua los yog sib npaug 3
Kaw kev sib cuag siab 3200±200	N	25 kA	31,5k ua
Qhov nruab nrab qhib ceev (hu rau kev sib cais mus rau 12mm)	m/s	1.8±0.2
Qhov nruab nrab kaw ceev (12mm rau kev sib cuag kaw)	m/s	0.6±0.2
Lub sijhawm qhib	ms	Tsawg dua los yog sib npaug li 60
Lub sijhawm kaw	ms	Tsawg dua los yog sib npaug li 100

 

■ Technical Parameters of Kaw thiab Qhib Coils; Cov Txheej Txheem Tseem Ceeb ntawm Lub Caij Nplooj Ntoos Hlav Kev Ua Haujlwm rau ZN85-40.5 Nqus Circuit Court Breaker

	Kaw kauj	Qhib coil
Rated ua haujlwm voltage (V)	DC 220V, DC 110V
Coil zog (W)	AC 220V, AC 110V	DC 220V, DC 110V
Kev khiav hauj lwm voltage ntau yam	AC 220V, AC 110V

 

■ Main Technical Parameters ntawm FP40 Series SF6 Circuit Breakers

Kev khiav hauj lwm siab tshaj voltagekV	Rwb thaiv tsev theem		Kev tawg tam sim no kA	Kev ua haujlwm tam sim no A
	Impulse withstand voltage kVP	Lub zog- zaus tiv taus qhov voltage50Hz kwm 1mn
				400	630	800	1250	1600	2000	2500	3150
40.5	185	95	12.5	FP4012A	FP4012B	FP4012 C	FP4012D
			16		FP4016B	TIAB SA 4016C	TIAB SA 4016D	FP4016 E
			20			FP4020 C	FP4020D	FP4020 E	FP4020 F	FP4020 G	FP4020 H
			25			FP4025 C	FP4025D UAS	FP4025 E	FP4025 F	FP4025 G	FP4025 H
			31.5

 

■ Main Technical Parameters ntawm Schneider SF6 Sulfur Hexafluoride Circuit Breaker

Yam khoom		Chav tsev	Parameter
Rated voltage		kV ua	40.5
Rated rwb thaiv tsev qib	Lub zog- zaus tiv taus qhov hluav taws xob	kV ua	95
	Lightning impulse withstand voltage (nce tus nqi)		185
Rated tam sim no		A	630 1250 2000
Rated luv- Circuit Court breaking tam sim no		kA	25,31.5
Rated luv -circuit ua tam sim no		kA	63,80
Rated luv -lub sij hawm tiv taus tam sim no (3s)		kA	25,31.5
Rated ncov tiv tau tam sim no		kA	63,80
Rated capacitor bank rhuav tam sim no		A	440,875,1750
Tus naj npawb ntawm luv luv- kev ua haujlwm tawg		次	20
Rated ua haujlwm ib ntus			分-0.3s-合分-180s-合分
Lub sijhawm qhib		ms	45±4
Lub sijhawm kaw		ms	68±4
Mechanical endurance		次	10000

 

■ Technical Parameters ntawm LZZBJ9-35 Tam sim no Transformer

Rated thawj tam sim no (A)	Qhov tseeb Class Kev sib xyaw ua ke	Rated cov zis ntawm cov chav kawm raug raug (VA)					Rated luv -lub sij hawm tiv taus tam sim no (1s rms tus nqi)	Rated ncov tiv taus tam sim no (peak(kA))
		0.2	0.5	10P10	10P15	10P20
30~100	0.2/10P10	15	30	50	30	20	150 1hauv	375 1hauv
150	0.2/10P15	15	30	50	30	20	31.5	80
200	0.2/10P20	15	30	50	30	20	44.5	80
300~500	0.5/10P10	15	30	50	30	20	54.5	80
600~800	0.5/10P15	30	50	50	40	30	63	80

 

■ LDBJ8-40.5Technical Parameters of Fully Encapsulated Epoxy Resin Cast Current Transformer (Contact Box Type)

Main Technical Parameters:

• Rated rwb thaiv tsev theem: 90/185 kV
• Rated theem nrab tam sim no: 5A (los yog 2A, 1A)
• Kev tso tawm ib nrab: Tsawg dua lossis sib npaug li 20 pC
• Cov chav kawm raug: 0.2s, 0.2, 0.5, 10P10,10P15,10P20

Rated thawj tam sim no (A)	Rated cov zis ntawm cov chav kawm raug raug (VA)				Rated luv -lub sij hawm tiv taus tam sim no (1s rms tus nqi)	Rated ncov tiv taus tam sim no (peak (kA))
	0.2/10P10	0.5/10P10	0.2/0.5	10P10/10P10
5~300	10/30	20/30	10/20	20/20	150 1hauv	375 1hauv
400~500	10/40	15/40	10/15	25/25	63	130
600~800	20/50	30/50	20/30	30/30	63	130
1000~1600	30/50	50/50	30/50	40/40	80	180
2000~3150	40/50	50/50	40/50	50/50	100	180

 

■ Technical Parameters ntawm JN22-40.5/31.5 Earthing Hloov

Qhov project		Chav tsev	Parameter
Rated voltage		kV ua	40.5
Rated rwb thaiv tsev qib	Lub zog- zaus tiv taus qhov hluav taws xob (1 min)	kV ua	95
	Lightning impulse withstand voltage (nce tus nqi)		185
Rated luv-lub sij hawm tiv taus tam sim no (4s)		kA	31.5
Rated ncov withstand tam sim no (peak)		kA	80
Rated luv -circuit ua tam sim no		kA	80

 

 

Lub switchgear yog tsim los raws li GB3906-1991 tus qauv rau armored hlau-enclosed switchgear. Nws muaj ob qhov tseem ceeb: lub qhov rooj (lub txee lub txee) thiab lub txee tshem tawm (piv txwv li, lub tsheb thauj khoom / tsheb thauj khoom), raws li qhia hauv daim duab 1. Lub thawv thiab cov khoom siv ntawm cov khoom siv yog tsim los ntawm aluminium-zinc coated steel nplooj ntawv, ua tiav thiab khoov siv CNC khoom, thiab sib sau ua ke siv rivet ceev thiab lub zog siab; Txoj kev no tshem tawm qhov sib txawv ntawm qhov sib txawv los ntawm kev vuam lossis tib neeg kev ua yuam kev, ua kom muaj kev sib dhos precision. Lub kaw lus tau muab faib ua plaub qhov sib cais, nrog rau kev tiv thaiv kev tiv thaiv ntawm IP3X.

Nws txhawb nqa ntau yam kev teeb tsa ua haujlwm tau zoo- xws li cov kab hluav taws xob siv hluav taws xob lossis kev sib txuas hauv xov tooj - uas tuaj yeem npaj thiab ua ke los ua ntau hom kev faib hluav taws xob.

 

▅ Tsheb thauj mus los

Cov tsheb thauj khoom raug cais los ntawm kev ua haujlwm rau hauv hom xws li cov tsheb thauj khoom hluav taws xob, cov tsheb thauj khoom hluav taws xob, cov tsheb thauj khoom, thiab cov tsheb sib cais. Txhua hom tsheb thauj khoom sib txawv ntawm qhov sib txawv, thiab cov tsheb thauj khoom ntawm tib lub luag haujlwm tuaj yeem hloov pauv tau. Nyob rau hauv lub txee, lub tsheb thauj khoom muaj "Test/Isolation" thiab "Service" txoj hauj lwm; interlocking mechanisms xyuas kom lub tsheb thauj khoom tsis tuaj yeem txav mus los tau thaum nyob hauv ib qho ntawm cov haujlwm no. Cov hlau lead- cov ntsia hlau thiab cov txiv ntoo yog siv los txav cov tsheb thauj khoom hauv thiab tawm, ua kom muaj kev ua haujlwm du thiab tsis muaj zog.

Thaum lub tsheb thauj khoom nkag mus rau hauv Circuit Court breaker compartment, nws yuav tsum raug kaw kom ruaj ntseg hauv txoj haujlwm "Test/Isolation". Tsuas yog tom qab nws kaw tag nrho thiab lub txee qhov rooj kaw tuaj yeem qhib qhov rooj me me rau kev khiav hauj lwm tuav; Tom qab ntawd tus kov yog muab tso rau thiab tig clockwise kom tsav lub propulsion mechanism thiab txav lub tsheb mus rau "Service" txoj hauj lwm. Thaum lub tsheb mus txog qhov "Service" txoj haujlwm, tus kov tsis tuaj yeem tig tau lawm, thiab lub suab ceeb toom qhia tias lub tsheb tuaj txog. Ib qho kev sib cuam tshuam txhua yam ua kom lub tsheb thauj khoom tsuas yog txav tau thaum lub Circuit Court breaker nyob rau hauv qhov qhib (OFF) txoj haujlwm.

Thaum lub tsheb raug kaw ruaj ntseg hauv lub txee, lub ntiaj teb hloov tsis tuaj yeem ua haujlwm; lub earthing hloov interlock yuav tsum raug tso tawm, los yog lub tsheb tshem tawm ntawm lub txee, ua ntej lub earthing hloov yuav tsum tau ua. Yog tias lub ntiaj teb hloov pauv nyob rau hauv txoj haujlwm kaw (ON), lub tsheb thauj khoom tsis tuaj yeem raug kaw kom ruaj ntseg thaum nkag mus rau "Test/Isolation" txoj haujlwm, yog li tiv thaiv nws los ntawm kev txav mus rau "Kev Pabcuam" txoj haujlwm. 6.2 Cov khoom

Cov khoom siv hluav taws xob tseem ceeb ntawm lub tshuab hluav taws xob yog nyob rau hauv cov khoom ntiag tug (saib daim duab 1): A. Relay thiab ntsuas ntsuas, B. Busbar compartment, C. Circuit Court breaker tsheb compartment, thiab D. Cable compartment. Cov chaw uas nyob ib sab yog sib cais los ntawm cov khoom siv hauv av, ua kom muaj kev sib koom ua ke, hlau-clad sib dhos nrog inter-chaw tiv thaiv kev ntsuas ntawm IP2X.

 

● Relay thiab Instrument Compartment (A)

Qhov chaw no haum rau kev tiv thaiv relays, cov cuab yeej siv, nyob -circuit indicators, thiab lwm yam khoom siv thib ob raws li qhov xav tau. Kev nkag mus rau qhov chaw pabcuam busbars tau muab rau hauv lub vaj huam sib luag sab saum toj kom yooj yim rau kev teeb tsa. Lub hau npog sab saum toj tuaj yeem flipped qhib thaum lub sij hawm xaim kom tso cai yooj yim installation ntawm cov auxiliary busbars.

 

● Busbar Compartment (B)

Lub busbars tseem ceeb yog npaj rau kev sib txuas ntawm cov tsev nyob ib sab thiab tau txais kev txhawb nqa los ntawm ceg busbars thiab cov tsev nyob ruaj khov. Ob lub ntsiab thiab khi busbars muaj cov duab plaub tooj liab npog nrog cov cua sov-shrinkable tubing. Tag nrho cov kev sib txuas cov pob qij txha tau muab ntim rau hauv tshwj xeeb zoo li cov cua sov- lub tes tsho shrinkable (piv txwv li, I- zoo li, T- zoo li, lossis L-zoo li tus) kom ua tau raws li cov txheej txheem rwb thaiv tsev. Busbar bushings ruaj ntseg thiab cais cov busbars ntawm cov khoom uas nyob ib sab; Nyob rau hauv qhov kev tshwm sim ntawm ib qho kev txhaum sab hauv, cov bushings tiv thaiv lub arc los ntawm kev kub hnyiab los ntawm kev thaiv, zoo muaj qhov txhaum nyob rau hauv lub compartment thiab tiv thaiv nws los ntawm kis mus rau lwm yam khoom.

 

● Circuit Breaker Compartment (C)

Lub Circuit Court breaker compartment yog nyob rau hauv qis pem hauv ntej ntawm lub txee. Lub tshuab kaw hlau hlau, muaj peev xwm qhib thiab kaw, yog mounted rau hauv qab muab faib, thiab cov ntsia hlau ntsia tau rau hauv qab los coj kev txav ntawm lub tsheb thauj khoom Circuit Court breaker. Raws li lub tsheb thauj khoom txav los ntawm txoj haujlwm "kuaj / cais" mus rau "kev pabcuam" txoj haujlwm, cov shutters npog lub sab sauv thiab sab qis ntawm cov chaw nyob ruaj khov yog cov neeg kho tshuab txuas rau lub tsheb ntawm steel cables thiab qhib tau; conversely, thaum lub tsheb tsiv mus nyob rau hauv lub opposite kev taw qhia, lub shutters kaw cia li, tag nrho cov npog cov nyob ruaj ruaj nyob rau hauv lub tsev thaum lub tsheb retracts mus rau ib tug tshwj xeeb txoj hauj lwm, yog li ua kom muaj kev sib cais zoo. Lub tsheb xauv lub tshuab thiab cov khoom sib txuas txuas txuas rau lub txee qauv yog nyob rau sab laug thiab sab xis ntawm sab xub ntiag ntawm lub txee . 6.2.4 Cable Compartment D

Lub cable compartment haum rau tam sim no transformers, ib tug grounding hloov muaj peev xwm ua ib tug 80kA luv-circuit tam sim no, thiab fais fab cables. Qhov chaw txaus ua kom yooj yim rau kev sib txuas ntawm ntau lub cables, thiab lub txee hauv qab nta tshem tawm tsis yog- cov hlau nplaum hlau npog los xyuas kom yooj yim ntawm kev teeb tsa.

 

▅ Cov cuab yeej cuam tshuam los tiv thaiv kev ua haujlwm tsis zoo

Lub switchgear yog nruab nrog cov khoom siv sib cuam tshuam zoo thiab txhim khu kev qha uas ua tau raws li "Tsib-Kev Tiv Thaiv" cov cai:

ib. Lub tsheb thauj khoom tsuas yog txav tau los ntawm qhov kev sim / txiav txoj haujlwm mus rau qhov chaw pabcuam thaum lub qhov hloov hauv av nyob rau hauv txoj haujlwm qhib; Tsis tas li ntawd, lub qhov rooj tom qab tsis tuaj yeem qhib, tiv thaiv kev nkag mus rau hauv qhov chaw nyob.

b. Kev hloov hauv av tsuas tuaj yeem raug kaw thaum lub tsheb thauj khoom raug tshem tawm los ntawm lub txee, lossis thaum lub tsheb thauj khoom nyob rau hauv qhov kev sim / txiav tawm thiab qhov hloov pauv hauv av sib cuam tshuam raug tso tawm; qhov hloov hauv av tsis tuaj yeem raug kaw thaum lub tsheb thauj khoom nyob rau hauv txoj haujlwm pabcuam. Qhov no tiv thaiv kev hloov hauv av los ntawm kev kaw thaum lub voj voog nyob thiab tiv thaiv lub tsheb thauj mus los ntawm kev hloov mus rau qhov chaw pabcuam thaum lub qhov hloov hauv av kaw.

c. Lub tshuab hluav taws xob tuaj yeem ua haujlwm tsuas yog thaum lub tsheb thauj khoom nyob rau hauv txoj haujlwm kuaj lossis qhov chaw pabcuam; Tsis tas li ntawd, lub tsheb thauj khoom tsis tuaj yeem txav mus tom qab lub Circuit Court breaker raug kaw, tiv thaiv lub Circuit Court breaker los ntawm racking los yog tawm thaum nyob rau hauv load.

d. Hluav taws xob interlocking tuaj yeem ntsia nruab nrab ntawm cov txee chav.

 

▅ Cov Khoom Siv Hluav Taws Xob

Cov twj tso kua mis siab tau muab tso rau saum lub qhov hluav taws xob hluav taws xob lub tsheb thauj khoom, lub busbar compartment, thiab cable compartment. Nyob rau hauv qhov kev tshwm sim ntawm ib tug sab hauv arc txhaum nyob rau hauv lub Circuit Court breaker los yog busbar compartment, qhov tshwm sim nyob rau hauv lub sab hauv siab ua rau sab saum toj -mounted hlau siab nyem phaj qhib, tso siab thiab gases kom muaj kev ruaj ntseg ntawm cov neeg ua hauj lwm thiab cov khoom.

 

▅ Nyob -Line Indication Device

Raws li tus neeg siv thov, lub tshuab hluav taws xob tuaj yeem nruab nrog cov khoom siv nyob hauv - kab qhia los saib xyuas kev ua haujlwm ntawm thawj lub voj voog. Cov cuab yeej no muaj lub siab -voltage sensor thiab qhov taw qhia, muab kev soj ntsuam tas li ntawm qhov siab -voltage circuit's live status. 6.6 Anti-Condensation Device

Txhawm rau tiv thaiv kev phom sij los ntawm kev sib xyaw ua ke hauv cov huab cua uas muaj cov av noo thiab qhov kub thiab txias hloov pauv, cov cua sov tuaj yeem ntsia tau rau hauv cov kab hluav taws xob thiab cov kab hluav taws xob raws li tus neeg siv thov; Cov no ua haujlwm los tiv thaiv kev puas tsuaj ntawm rwb thaiv tsev thiab condensation.

 

▅ Grounding Device

Ib qho tshwj xeeb 6 × 50 mm² tooj liab grounding busbar yog ntsia rau hauv lub cable compartment. Qhov busbar no khiav los ntawm cov txee uas nyob ib sab thiab tswj xyuas hluav taws xob zoo nrog cov txheej txheem txee. Nws yog muaj rau kev ncaj qha grounding ntawm cov khoom.