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33-220kV SF6 gas CT &VT

SF6 gas CT

220kV SF6 Gas Inductive Current Transformer

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220kV SF6 Gas Inductive Current Transformer

LVQB-245W3

Category

SF6 gas CT

Keyword:

Oil immersed

SF6

Current transformer

Live tank

110kV

123kV

Outdoor

Single phase

 Domestic Sales： 0086-0411-83199993

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220kV SF6 Gas Inductive Current Transformer

Product description

Scope

◆It is outdoor, single phase and SF6 insulated top-head type current transformer, which is used for metering and relay protection of 33~230kV, 50 or 60Hz system.

Standards

◆IEC 61869-1; IEC 61869-2

Service conditions

◆Ambient temperature: -40~+45℃

◆Altitude: ≤1000m (If above 1000m,the product will be customized according to user’s request)

◆Pollution level: II, III, IV

额定电压 Rated voltage, kV	33 or 35	66 or 69	110 or 115	132 or 138	150	220 or 230
设备最高电压 Highest voltage for equipment, kV	36 or 40.5	72.5	123 or 126	145	170	245 or252
额定频率Rated frequency, Hz	50; 60
额定工频耐受电压 Rated power frequency withstand voltage, kV	95	160	230	275	325	460
额定雷电冲击耐受电压 Rated lightning impulse voltage, kV	200	350	550	650	750	1050
弧闪距离Flashover distance, mm	385	700	1100	1300	1500	2100
爬电距离Cree. distance, mm	W1:810 W2:1020 W3:1260	W1:1450 W2:1820 W3:2250	W1:2520 W2:3150 W3:3910	W1:2900 W2:3630 W3:4500	W1:3400 W2:4250 W3:5270	W1:5040 W2:6300 W3:7820
机械载荷Mechanical load, N	3000	3000	3000	3000	3000	4000
额定一次电流Rated primary current, A	5~5000
额定二次电流Rated secondary current, A	1; 2; 5
准确级 Accuracy class	0.1; 0.2; 0.5; 0.2S; 0.5S; 0.5S; 5P; 10P; PX…
额定输出Rated output（推荐值recommended value, VA	1A: 10～30 VA 2A: 10～30 VA 5A: 15～50VA
仪表保安系数Instrument security factor FS	5; 10
准确限值系数Accuracy limit factors ALF	10, 15, 20, 25, 30
短时热电流Short-time thermal current, kA	50kA/3s
SF6额定气体压力(20℃) Rated gas pressure, MPa	0.4
SF6补气压力(20℃) Gas-supply pressure, MPa	0.35