單母線
一段 10 kV 母線帶兩臺 1.6 MVA 變壓器和一路電壓互感器，0.4 kV 配電櫃分兩段，由母聯連線，共八路出線。
可免費用於自己的專案並自由修改，包括商業專案。ZIP 內含樣圖、樣板、列印樣式表和說明檔案，無需安裝任何外掛。圖中資料均為虛構，不能用於設計或施工。按現狀提供，不附帶任何保證。 符號庫使用條款(CXL-1.0)
版本 1.0 · 更新於 2026年10月20日
本樣圖用到的資源
圖中的符號都是我們自己符號庫裡的塊，屬性已經填好；圖框和標題欄來自我們的 ISO A3 標題欄模板。下載它們，就能畫出你自己的圖。
系列裡所有圖紙的圖層、樣式和圖紙設定都一樣，說明放在系列頁： 變電所單線圖
標題欄欄位
標題欄的屬性。雙擊標題欄就能填寫，也可以用 BlockSync 給整套圖紙一起寫入。
| 屬性 | 圖紙上的欄位 | 本樣圖中的值 |
|---|---|---|
| COMPANY | COMPANY | CADXChange |
| PROJECT | PROJECT | 10/0.4 kV Distribution Substation |
| AREA | AREA | Substation |
| SYSTEM | SYSTEM | 10 kV / 0.4 kV |
| CLIENT | CLIENT | Sample |
| TITLE | DRAWING TITLE | Single-line diagram |
| DRAWING_NO | DRAWING NO. | E-001 |
| CONTRACT_NO | CONTRACT NO. | — |
| REV | REV | A |
| DRAWN | DRAWN | — |
| CHECKED | CHECKED | — |
| APPROVED | APPROVED | — |
| DATE | DATE | 2026-10-20 |
| SCALE | SCALE | NTS |
| SHEET | SHEET | 1 |
| SHEET_OF | OF | 1 |
修訂表：R1 到 R4，每行有 REV、DATE、DESCRIPTION 和 BY（共 16 個屬性，本樣圖中為空）。
圖中的塊
這張圖的裝置清單：塊名、符號和放置次數。用 BlockSync 可以從你自己的圖紙裡匯出同樣的清單。
| 符號 | 塊名 | 數量 |
|---|---|---|
 無熔絲開關(MCCB) | PWR_LV_MCCB | 8 |
 馬達，感應 | PWR_MOTOR_IM | 4 |
 真空斷路器 | PWR_CB_VCB | 3 |
 比流器 | PWR_CT | 3 |
 電驛，過電流(50/51) | PWR_R_5051 | 3 |
 負載(靜態) | PWR_LOAD | 3 |
 變壓器，三角-星，中性點接地 | PWR_TX_DYN | 2 |
 空氣斷路器(ACB) | PWR_CB_ACB | 2 |
 電網饋入(電力公司電源) | PWR_GRID | 1 |
 隔離開關 | PWR_DISCONNECTOR | 1 |
 熔絲 | PWR_FUSE | 1 |
 比壓器 | PWR_VT | 1 |
 接地 | PWR_EARTH | 1 |
 匯流排聯絡斷路器 | PWR_BUS_TIE | 1 |
 功率因數改善 | PWR_LV_PFC | 1 |
裝置明細表
每個放置的符號一行，從圖中塊的屬性讀出：圖紙上顯示的內容，以及已經填好但不顯示的明細表屬性。BlockSync 可以從你自己的圖紙裡匯出同樣的屬性。
| 位號 | 說明 | 圖紙上顯示 | 已填寫，不顯示 |
|---|---|---|---|
| G1 | 電網饋入(電力公司電源)PWR_GRID | RATING = 250 MVA | VOLTAGE_KV = 10 |
| QS1 | 隔離開關PWR_DISCONNECTOR | RATED_KV = 12 kV | RATED_CURRENT_A = 630SHORT_TIME_KA = 25EARTHING_SWITCH = NoMECHANISM = Manual |
| QF1 | 真空斷路器PWR_CB_VCB | RATED_KV = 12 kV | RATED_CURRENT_A = 630BREAKING_KA = 25INTERRUPTER = VacuumMECHANISM = SpringCONTROL_VOLTAGE = 110 V DC |
| TA1 | 比流器PWR_CT | RATIO = 200/1 A | CLASS = 5P20BURDEN_VA = 15CORES = 2RATED_KV = 12 |
| F1 | 電驛，過電流(50/51)PWR_R_5051 | FUNCTION = OC / EF | SETTING = I> 1.2 In, 0.3 s; I>> 8 In, 0.1 sTRIPS = QF1CT_INPUT = TA1 |
| QF2 | 真空斷路器PWR_CB_VCB | RATED_KV = 12 kV | RATED_CURRENT_A = 630BREAKING_KA = 25INTERRUPTER = VacuumMECHANISM = SpringCONTROL_VOLTAGE = 110 V DC |
| TA2 | 比流器PWR_CT | RATIO = 100/1 A | CLASS = 5P20BURDEN_VA = 15CORES = 2RATED_KV = 12 |
| T1 | 變壓器，三角-星，中性點接地PWR_TX_DYN | RATING_MVA = 1.6 MVA | VOLTAGE_RATIO = 10/0.4 kVVECTOR_GROUP = Dyn11IMPEDANCE_PCT = 6TAP_RANGE = +/-2x2.5%COOLING = ONANNEUTRAL_EARTHING = Solid |
| QF4 | 空氣斷路器(ACB)PWR_CB_ACB | RATED_KV = 0.69 kV | RATED_CURRENT_A = 2500BREAKING_KA = 50INTERRUPTER = AirMECHANISM = Motor-charged springCONTROL_VOLTAGE = 110 V DC |
| F2 | 電驛，過電流(50/51)PWR_R_5051 | FUNCTION = OC / EF | SETTING = I> 1.1 In, 0.4 s; I>> 7 In, 0.1 sTRIPS = QF2CT_INPUT = TA2 |
| QF3 | 真空斷路器PWR_CB_VCB | RATED_KV = 12 kV | RATED_CURRENT_A = 630BREAKING_KA = 25INTERRUPTER = VacuumMECHANISM = SpringCONTROL_VOLTAGE = 110 V DC |
| TA3 | 比流器PWR_CT | RATIO = 100/1 A | CLASS = 5P20BURDEN_VA = 15CORES = 2RATED_KV = 12 |
| T2 | 變壓器，三角-星，中性點接地PWR_TX_DYN | RATING_MVA = 1.6 MVA | VOLTAGE_RATIO = 10/0.4 kVVECTOR_GROUP = Dyn11IMPEDANCE_PCT = 6TAP_RANGE = +/-2x2.5%COOLING = ONANNEUTRAL_EARTHING = Solid |
| QF5 | 空氣斷路器(ACB)PWR_CB_ACB | RATED_KV = 0.69 kV | RATED_CURRENT_A = 2500BREAKING_KA = 50INTERRUPTER = AirMECHANISM = Motor-charged springCONTROL_VOLTAGE = 110 V DC |
| F3 | 電驛，過電流(50/51)PWR_R_5051 | FUNCTION = OC / EF | SETTING = I> 1.1 In, 0.4 s; I>> 7 In, 0.1 sTRIPS = QF3CT_INPUT = TA3 |
| FU1 | 熔絲PWR_FUSE | RATED_KV = 12 kV | RATED_CURRENT_A = 6BREAKING_KA = 50CHARACTERISTIC = Current limiting |
| TV1 | 比壓器PWR_VT | RATIO = 10/0.1 kV | CLASS = 0.5BURDEN_VA = 50WINDINGS = 2RATED_KV = 12 |
| E1 | 接地PWR_EARTH | EARTH_TYPE = PE | |
| QF6 | 匯流排聯絡斷路器PWR_BUS_TIE | VOLTAGE_KV = 0.4 | RATED_CURRENT_A = 2000CONDUCTOR = Copper busbarSHORT_CIRCUIT_KA = 50 |
| QM11 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| M1 | 馬達，感應PWR_MOTOR_IM | POWER_KW = 30 kW | VOLTAGE = 400 VPOWER_FACTOR = 0.85STARTING = Star-deltaSERVICE = Feed pump P-101 |
| QM12 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| M2 | 馬達，感應PWR_MOTOR_IM | POWER_KW = 75 kW | VOLTAGE = 400 VPOWER_FACTOR = 0.85STARTING = Star-deltaSERVICE = Cooling fan F-201 |
| QM13 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| L1 | 負載(靜態)PWR_LOAD | POWER_KW = 20 kW | VOLTAGE = 400 VPOWER_FACTOR = 0.95SERVICE = Lighting LP-1 |
| QM14 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| C1 | 功率因數改善PWR_LV_PFC | RATED_CURRENT_A = 100 kvar | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| QM15 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| M3 | 馬達，感應PWR_MOTOR_IM | POWER_KW = 55 kW | VOLTAGE = 400 VPOWER_FACTOR = 0.85STARTING = Star-deltaSERVICE = Compressor K-301 |
| QM16 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| L2 | 負載(靜態)PWR_LOAD | POWER_KW = 40 kW | VOLTAGE = 400 VPOWER_FACTOR = 0.95SERVICE = Heating HP-1 |
| QM17 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| L3 | 負載(靜態)PWR_LOAD | POWER_KW = 60 kW | VOLTAGE = 400 VPOWER_FACTOR = 0.95SERVICE = Process PP-1 |
| QM18 | 無熔絲開關(MCCB)PWR_LV_MCCB | RATED_CURRENT_A = 125 A | VOLTAGE = 400 VBREAKING_KA = 36TRIP_UNIT = Thermal-magneticPOLES = 3 |
| M4 | 馬達，感應PWR_MOTOR_IM | POWER_KW = 37 kW | VOLTAGE = 400 VPOWER_FACTOR = 0.85STARTING = Star-deltaSERVICE = Mixer A-401 |
每個塊的製造商、型號和備註都留空，等你填入自己的資料。表中的值都是示例。
