Ring-terminal end环形端子端头
A ring-terminal end provides a mounting-hole connection. Lead direction, support and insulation coverage can follow the stud position.末端采用带安装孔的环形端子形式，可围绕螺柱位置安排接线方向、端头支撑与绝缘覆盖。
Littelfuse / Bussmann Fuse HarnessLittelfuse / Bussmann保险丝线束
Nomad40 Power Board Ring-Terminal HarnessNomad40接口 · 电源板环形端子线束
Nomad40 Power Board Ring-Terminal Harness combines ring-terminal end, terminal connection section. Interface, circuit and installation data guide dimensions, material selection and sample review.Nomad40接口 · 电源板环形端子线束的结构重点包括环形端子端头、端子接入部位。接口、电路与安装资料将作为尺寸、物料和样品制作的确认依据。
- Interface and circuit review接口与回路对应审核
- Length and installation configuration线长与安装结构定制
- Manufacture from approved sample样品确认后组织制造
CONSTRUCTION结构解析
Connection structure and design details连接结构与设计要点
Use the nomad40 power board ring-terminal harness form as a starting point and confirm these design points against drawings and the actual equipment.以Nomad40接口 · 电源板环形端子线束的结构形式为起点，结合图纸和实际设备确认以下设计要点。
Current path and end termination载流与端部连接
Select conductors and terminations from continuous and peak loads, installed length and temperature rise. Confirm the end interface, contact surface, insulation coverage and fixing as a set; check mounting-bore size where ring terminals are specified.依据持续与峰值负载、安装长度和温升要求选择导体与端接；端部接口、接触面、绝缘覆盖及固定方式需要成套确认；仅在采用环形端子时核对安装孔径。
Interface and function review接口与功能确认
Do not treat Littelfuse and Bussmann as one part-number sourceLittelfuse与Bussmann不得当成同一料号来源
Installation and acceptance安装与验收
Check holder capability separately from fuse ratings保险座能力与熔断件额定分别核对
CONFIGURATION结构与选配
Construction & customization options结构与定制配置
The table describes the construction and available configuration choices. Materials, dimensions, circuits and inspection requirements are agreed for each project.以下说明展示结构与可配置内容。具体材料、尺寸、电路和检验要求按项目确认。
| Fuse brand, type, rating and part number保险丝品牌、类型、额定与料号 | Specify fuse brand, full type, part number and required ratings.指定熔断件品牌、完整类型、料号和所需额定。 |
|---|---|
| Fuse holder, terminals and wire-size matching保险座、端子与线径匹配 | Select the holder and contacts for actual wire size and mounting conditions.保险座和端子按实际线径与安装状态选型。 |
| Fault current, interrupting and time-current evidence故障电流、开断和时间电流依据 | Review interrupting capacity and time-current behavior against system fault conditions.用系统故障条件审核开断能力及时间电流特性。 |
| Branch load, ambient temperature and sealing支路负载、环境温度与密封 | Define load, ambient temperature, conductors and branch protection together.负载、环境温度、导体与支路防护共同确定。 |
| Installation and operating boundary安装与使用边界 | Provide exact part numbers, circuit duty, fault current, cable sizes, environment and validation requirements.提供准确料号、回路工况、故障电流、线缆规格、环境与验证要求。 |
| Sample and release basis样品与放行依据 | Approve the schematic, BOM, sample, torque and electrical inspection records before repeat production.重复生产前确认原理图、BOM、样品、扭矩及电气检验记录。 |
APPLICATIONS连接的应用
Application directions应用方向
These are connection directions for project discussion. Suitability depends on interfaces, circuits, installation conditions and project validation; configuration can be adapted to the equipment.以下为可讨论的连接方向。实际适用性取决于接口、电路、安装环境和项目验证，可按设备需求调整。
Fuse holders and protected branches保险座与受保护支路
Review the fuse, holder and conductor together. Match fault conditions and time-current requirements to the system design. Specify fuse brand, full type, part number and required ratings.保护支路需将保险丝、保险座和导体一起审核；故障条件与时间电流依据应对应系统设计。选配时，指定熔断件品牌、完整类型、料号和所需额定。
Interfaces within engine-bay layouts发动机舱内的接口布置
Map heat sources, fluid exposure and service routes together. Allow assembly space around connector ends and cable supports. Select the holder and contacts for actual wire size and mounting conditions.发动机舱连接要把热源、油液暴露和检修路径放在同一张布线图中，端头与固定点也需留出装配空间。选配时，保险座和端子按实际线径与安装状态选型。
Equipment power-distribution branches设备电源分配支路
Select power branches from actual loads, circuit protection and route length. Include termination, retention and service positions in the wiring definition. Review interrupting capacity and time-current behavior against system fault conditions.供电分支以实际负载、回路保护和线长为选配依据，端头、固定和检修位置也需列入布线定义。选配时，用系统故障条件审核开断能力及时间电流特性。
Battery and removable power connections电池与可拆电源连接
Define polarity, continuous and peak load, and permitted connection conditions. Record auxiliary signals separately from the main power path. Define load, ambient temperature, conductors and branch protection together.电池连接要明确极性、持续与峰值负载以及允许插拔条件，辅助信号回路与主电源路径应分别记录。选配时，负载、环境温度、导体与支路防护共同确定。
Relays and auxiliary power ends继电器与辅助供电端
Separate coil and load circuits at relay leads. Define terminals, conductor size and protection devices together from the schematic. Specify fuse brand, full type, part number and required ratings.继电器引线需要区分线圈与负载回路，端子定义、线径和保护元件由原理图共同确定。选配时，指定熔断件品牌、完整类型、料号和所需额定。
Cabinet service and electrical checks控制柜检修与电气核对
Service work needs traceable circuits, contacts and wire labels. Agree the measurement method and link the results to acceptance records. Select the holder and contacts for actual wire size and mounting conditions.控制柜检修需要能追踪回路、接点与线号，约定测量方法后再把结果对应到验收记录。选配时，保险座和端子按实际线径与安装状态选型。
ENGINEERING & PRODUCTION工程与制造
Adapt the connection to your equipment.围绕设备，调整连接细节。
Touched by me, better it’ll beTouched by me, better it’ll be
Custom wire harness manufacturing in China中国工厂 · 定制线束制造
Our China factory supports littelfuse / bussmann fuse harness projects through custom wire harness manufacturing and OEM/ODM development. Interface, circuit and installation data guide material selection, sample builds and manufacturing-document approval before repeat production.Super Smile-Tech 中国工厂围绕Littelfuse / Bussmann保险丝线束的项目需求提供定制线束制造与 OEM/ODM 支持。我们从接口、电路与安装资料开始，协同物料选配、样品制作和制造文件确认，再按批准要求组织重复生产。
Check the interface and matching parts核对接口与配套件
Specify fuse brand, full type, part number and required ratings. Do not treat Littelfuse and Bussmann as one part-number source.指定熔断件品牌、完整类型、料号和所需额定。 Littelfuse与Bussmann不得当成同一料号来源。
Define cable and installation conditions定义线材与安装条件
Select the holder and contacts for actual wire size and mounting conditions. Check holder capability separately from fuse ratings.保险座和端子按实际线径与安装状态选型。 保险座能力与熔断件额定分别核对。
Set processing and acceptance requirements确定加工与验收要求
Review interrupting capacity and time-current behavior against system fault conditions. Protection coordination must include the load and conductor.用系统故障条件审核开断能力及时间电流特性。 保护协调必须包含负载和导体。
PRODUCT QUESTIONS产品问答
Product & customization questions产品与定制常见问题
Can Littelfuse and Bussmann be treated as the same source?Littelfuse和Bussmann可以视为同一来源吗？
Do not treat Littelfuse and Bussmann as one part-number source. Specify fuse brand, full type, part number and required ratings.Littelfuse与Bussmann不得当成同一料号来源。指定熔断件品牌、完整类型、料号和所需额定。
Must fuse-holder and fuse ratings be checked separately?保险座和熔断件额定是否需要分别核对？
Check holder capability separately from fuse ratings. Select the holder and contacts for actual wire size and mounting conditions.保险座能力与熔断件额定分别核对。保险座和端子按实际线径与安装状态选型。
Is rated current alone enough to select a fuse?熔断件选型只需要额定电流吗？
Protection coordination must include the load and conductor. Review interrupting capacity and time-current behavior against system fault conditions.保护协调必须包含负载和导体。用系统故障条件审核开断能力及时间电流特性。
Start with your interface and installation requirements从您的接口与安装需求开始
Share mating interfaces, a circuit table, target lengths or a sample for the nomad40 power board ring-terminal harness. We can use them to review configuration and sample requirements.提供Nomad40接口 · 电源板环形端子线束的对插接口、回路表、目标长度或参考样品，我们据此梳理选配与样品确认事项。