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Sourcing Announcement
--- **** Switchgear for Metro Power Supply System Project
株電供應(yīng)尋源[2025]第02號(hào)
ZEC Source Solicitation [2025] No. 02
中車株洲電機(jī)有限公司是專注于高端電機(jī)系統(tǒng)與驅(qū)動(dòng)解決方案的領(lǐng)先供應(yīng)商。為滿足某在手海外地鐵供電系統(tǒng)項(xiàng)目的中壓開關(guān)柜需求，我公司現(xiàn)進(jìn)行公開尋源，誠邀具備強(qiáng)大技術(shù)實(shí)力、穩(wěn)定生產(chǎn)能力和豐富國際項(xiàng)目經(jīng)驗(yàn)的中壓開關(guān)柜制造商參與本項(xiàng)目。
CRRC Zhuzhou Electric Co., Ltd. is a leading supplier specializing in high-end motor systems and drive solutions. To meet the medium-voltage switchgear requirements for an overseas metro power supply system project currently in hand, our company is now conducting an open source solicitation. We sincerely invite medium-voltage switchgear manufacturers with strong technical capabilities, stable production capacity, and extensive international project experience to participate in this project.
一、 產(chǎn)品合作內(nèi)容 Product Collaboration Content
本次尋源聚焦于用于嚴(yán)苛環(huán)境、高性能要求的中壓開關(guān)柜，相關(guān)要求如下：
This sourcing focuses on medium-voltage switchgear for harsh environments with high-performance requirements. Relevant requirements are as follows:
| 產(chǎn)品類別 | 主要技術(shù)參數(shù) | 預(yù)計(jì)采購數(shù)量 |
| 通用要求 | 標(biāo)準(zhǔn)體系： 遵守國際標(biāo)準(zhǔn)，包括但不限于IEC 62271系列（高壓開關(guān)設(shè)備）、IEC 61850（電力自動(dòng)化通信網(wǎng)絡(luò)）、IEC 60529（IP防護(hù)等級(jí)）以及NFPA 130（固定軌道交通系統(tǒng)標(biāo)準(zhǔn)）等 。 項(xiàng)目規(guī)范： 必須遵循項(xiàng)目整體質(zhì)量保證、項(xiàng)目集成/調(diào)試、電磁兼容性、環(huán)境設(shè)計(jì)準(zhǔn)則、網(wǎng)絡(luò)安全和保修等要求。 壽命與保修： 安裝完成的系統(tǒng)享有3年保修期，并包含售后技術(shù)支持 。須提供備件以確保開關(guān)柜的可用性，并保障系統(tǒng)在設(shè)計(jì)壽命內(nèi)的安全可靠運(yùn)行。 控制與監(jiān)控： 必須具備本地和遠(yuǎn)程控制與監(jiān)控功能，能夠與SCADA（監(jiān)控與數(shù)據(jù)采集）系統(tǒng)無縫集成，實(shí)現(xiàn)狀態(tài)監(jiān)測、遠(yuǎn)程操作和數(shù)據(jù)交換 。 接口管理： 考慮并管理與牽引變壓器、設(shè)備饋線、輔助變壓器等其他系統(tǒng)接口，如跳閘、報(bào)警、故障和機(jī)械聯(lián)鎖等。 | 550面 |
| 電氣要求 | 額定電壓：33 kV 三相系統(tǒng) 50 Hz 。 額定電流：母線在40°C環(huán)境溫度下的額定電流為1250 A 。母線在40°C環(huán)境溫度下的額定短時(shí)耐受電流為80kA 。斷路器的額定短時(shí)耐受電流為62.5 kA峰值 。 斷路器：中壓斷路器應(yīng)為固定安裝式。應(yīng)包含分閘和合閘電機(jī)，能分閘并加鎖，包含用于監(jiān)測其合閘位置的輔助觸點(diǎn)（2 常開 + 2 常閉）。 包含用于監(jiān)測其接地狀態(tài)的輔助觸點(diǎn)（2 常開 + 2 常閉）。 結(jié)構(gòu)與防護(hù)參數(shù) 開關(guān)柜類型： 金屬封閉式氣體絕緣開關(guān)柜（GIS），采用SF6氣體作為絕緣介質(zhì)，并形成密封的壓力系統(tǒng) 。 防護(hù)等級(jí) (IP)：主電路的IP等級(jí)為IP67 。控制機(jī)構(gòu)和電纜隔室的IP等級(jí)為IP3X 。機(jī)械沖擊防護(hù) (IK)： IK等級(jí)為IK08 。內(nèi)部電弧防護(hù) (IAC) 保護(hù)與監(jiān)控：氣體絕緣開關(guān)設(shè)備（GIS）面板應(yīng)包含用于監(jiān)測氣體泄漏的氣體，柜內(nèi)電線及電纜應(yīng)為低煙無鹵并滿足防火等級(jí)要求。 監(jiān)測系統(tǒng)：配備電力計(jì)量單元（PMU），可存儲(chǔ)電能質(zhì)量事件 。提供本地和遠(yuǎn)程控制與監(jiān)控功能 。 人機(jī)界面 (HMI)： 開關(guān)柜正面配有HMI，用于顯示單線圖 。 |
注：可來電、來函溝通具體技術(shù)要求。
| Product Category | Main Technical Parameters | Estimated Procurement Quantity |
| General Requirements | Standard System: Compliance with international standards, including but not limited to IEC 62271 series (High-voltage switchgear and controlgear), IEC 61850 (Communication networks and systems for power utility automation), IEC 60529 (IP Code - Degrees of protection), and NFPA 130 (Standard for Fixed Guideway Transit and Passenger Rail Systems), etc. Project Specifications:adhere to the project's overall quality assurance, project integration/commissioning, electromagnetic compatibility, environmental design criteria, cybersecurity, and warranty requirements. Warranty: The installed system enjoys a 3-year warranty period. including post-sales technical support. Must provide spare parts to ensure switchgear availability and guarantee the system's safe and reliable operation throughout its design life. ontrol Monitoring: Must possess local and remote control and monitoring functions, capable of seamless integration with the SCADA (Supervisory Control and Data Acquisition) system to achieve condition monitoring, remote operation, and data exchange. Interface Management Consider and manage interfaces with other systems such as traction transformers, equipment feeders, and auxiliary transformers. This includes interfaces for tripping, alarms, faults, and mechanical interlocks. | 550 units |
| Rated Parameters | Rated Voltage: 33kV, three-phase, 50Hz system. Rated Current: Busbar rated current: 1250A at an ambient temperature of 40°C. Rated Short-Time Withstand Current: Busbar rated short-time withstand current: 80 kA for 1 second at 40°C. Circuit breaker rated short-time withstand current: 62.5 kA peak. Circuit Breaker Requirements: The medium-voltage circuit breaker shall be of the fixed-mounted type. It shall include opening and closing motors, and must be capable of being opened and locked. It shall include auxiliary contacts (2 NO + 2 NC) for monitoring its closed position. It shall include auxiliary contacts (2 NO + 2 NC) for monitoring its grounding status. Structure and Protection Parameters Switchgear Type: Metal-enclosed, gas-insulated switchgear (GIS). SF6 gas shall be used as the insulating medium, forming a sealed pressure system. Ingress Protection (IP) Rating: Main circuit: IP67. Control mechanism and cable compartments: IP3X. Mechanical Impact Protection (IK) Rating: IK08. Internal Arc Classification (IAC) Protection and Monitoring The Gas Insulated Switchgear (GIS) panel shall be equipped with a gas leakage monitoring device. The wires and cables inside the cabinet shall be low-smoke zero-halogen (LSZH) and meet the required fire resistance rating. Monitoring System: A Power Measurement Unit (PMU) shall be provided, capable of storing power quality events. Local and remote control and monitoring functions shall be available. Human Machine Interface (HMI): An HMI shall be installed on the front of the switchgear for displaying a single-line diagram. |
Note：Please contact us via phone or letter to discuss specific technical requirements.
二、 供應(yīng)商基本資質(zhì)要求 Basic Supplier Qualification Requirements
1. 合法資質(zhì)：合法的企業(yè)法人營業(yè)執(zhí)照，注冊(cè)資金及經(jīng)營規(guī)模與生產(chǎn)能力相匹配。
1. Legal Qualification: Valid business license as a legal entity, with registered capital and business scale matching production capacity。
2. 專業(yè)資質(zhì)：通過ISO9001質(zhì)量管理體系認(rèn)證；具備ISO14001環(huán)境管理體系認(rèn)證等基本質(zhì)量與環(huán)境安全認(rèn)證。
2.Professional Qualification: Certification in ISO9001 Quality Management System; possession of ISO14001 Environmental Management System certification is preferred
3. 產(chǎn)品認(rèn)證：所供產(chǎn)品須具備相關(guān)國際標(biāo)準(zhǔn)（如BS、IEC、EN、NFPA等）的認(rèn)證或檢測報(bào)告。
3. Product Certification: Supplied products must possess certifications or test reports for relevant international standards (such as BS, IEC, EN, NFPA, etc.)
4. 業(yè)績證明：需有近五年內(nèi)為大型工程項(xiàng)目或高端工業(yè)客戶配套的成功案例（能提供合同關(guān)鍵頁或客戶證明），尤其是在軌道交通、電力設(shè)施、或海外項(xiàng)目方面的經(jīng)驗(yàn)。
4.Performance Proof: Must provide successful cases of supporting large-scale engineering projects or high-end industrial clients within the past five years (able to provide key contract pages or customer certifications), especially experience in rail transit, power facilities, or overseas projects.
5. 技術(shù)研發(fā)：需具備強(qiáng)大的技術(shù)團(tuán)隊(duì)，擁有獨(dú)立產(chǎn)品研發(fā)和檢測能力。 具備穩(wěn)定產(chǎn)能，能保證批量訂單的準(zhǔn)時(shí)交付。
5.Technical R D: A strong technical team is required.Possess independent product R D and testing capabilities. Have stable production capacity to ensure on-time delivery of bulk orders.
6. 財(cái)務(wù)狀況： 財(cái)務(wù)狀況健康，無重大不良信用記錄。
6.Financial Status: Sound financial status, with no significant adverse credit records.
三、 報(bào)名及聯(lián)系方式 Registration and Contact Information
自查符合以上要求且有意參與的公司請(qǐng)通過郵件（****@crrcgc.cc）獲取我司PQ（資格預(yù)審）文件資料，按要求妥善填寫PQ資料后發(fā)送上述郵箱進(jìn)行審核。如提交資料初審?fù)ㄟ^，將另行通知相關(guān)供應(yīng)商開展下一步工作。
Companies that meet the above requirements and are interested in participating, please obtain our company's PQ (Prequalification) document package via email (****@crrcgc.cc). After completing the PQ documents as required, send them to the above email address for review. If the submitted documents pass the initial review, suppliers will be notified separately to proceed to the next step.
聯(lián)系人：點(diǎn)擊登錄查看 電話：****
Contact: Mr. Wang Tel: ****
備注：Remarks:
*本公告最終解釋權(quán)歸中車株洲電機(jī)公司供應(yīng)鏈管理部所有，我們將對(duì)供應(yīng)商信息嚴(yán)格保密。
The final interpretation right of this announcement belongs to the Supply Chain Management Department of CRRC Zhuzhou Electric Co., Ltd. We will maintain strict confidentiality of supplier information.
Supply Chain Management Department
CRRC Zhuzhou Electric Co., Ltd.
****
November 20, 2025
