CDM3L-250S/4300B 140A 03/1/3 塑殼漏電保護(hù)斷路器產(chǎn)品介紹
產(chǎn)品概述
CDM3L-250S/4300B 140A 03/1/3塑殼漏電保護(hù)斷路器是專為低壓配電系統(tǒng)設(shè)計(jì)的智能化保護(hù)裝置，集漏電保護(hù)、過載保護(hù)和短路保護(hù)功能于一體。該產(chǎn)品采用模塊化結(jié)構(gòu)設(shè)計(jì)，適用于交流50Hz、額定工作電壓至400V的配電網(wǎng)絡(luò)，可為工業(yè)控制系統(tǒng)、商業(yè)建筑及民用配電環(huán)境提供可靠的電能分配與安全防護(hù)。
核心特點(diǎn)
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多重保護(hù)機(jī)制
內(nèi)置高靈敏度漏電檢測系統(tǒng)，能夠快速識(shí)別線路異常漏電流并實(shí)施斷電保護(hù)，同時(shí)具備精確的過載和短路電流分?jǐn)嗄芰ΑＨ?jí)聯(lián)動(dòng)保護(hù)機(jī)制有效降低電氣火災(zāi)風(fēng)險(xiǎn)和觸電事故概率。
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智能操作體驗(yàn)
優(yōu)化設(shè)計(jì)的操作機(jī)構(gòu)確保分合閘動(dòng)作可靠穩(wěn)定，配備清晰可見的機(jī)械狀態(tài)指示器。特殊結(jié)構(gòu)的觸頭系統(tǒng)可承受更高頻率的操作循環(huán)，延長設(shè)備使用壽命。
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靈活適配方案
模塊化擴(kuò)展設(shè)計(jì)支持多種輔助附件選配，可根據(jù)現(xiàn)場需求靈活配置報(bào)警觸點(diǎn)、分勵(lì)脫扣等附加功能。標(biāo)準(zhǔn)導(dǎo)軌安裝方式兼容主流配電柜設(shè)計(jì)規(guī)范。
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環(huán)境適應(yīng)能力
采用耐高溫工程材料制造的殼體具備IP40防護(hù)等級(jí)，能在-25℃至+70℃溫度范圍內(nèi)保持穩(wěn)定工作性能，適應(yīng)多種復(fù)雜工況環(huán)境。
技術(shù)參數(shù)
• 額定電流：140A
• 額定工作電壓：AC 400V
• 極數(shù)配置：4P
• 額定漏電動(dòng)作電流：30mA/100mA（可選）
• 機(jī)械壽命：≥10,000次
• 電氣壽命：≥6,000次
應(yīng)用領(lǐng)域
本產(chǎn)品廣泛適用于工業(yè)廠房動(dòng)力配電、商業(yè)綜合體主配電系統(tǒng)、高層建筑垂直干線配電等場景，特別適合對(duì)用電安全要求較高的數(shù)據(jù)處理中心、醫(yī)療設(shè)施及實(shí)驗(yàn)室等關(guān)鍵場所。
CDM3L-250S/4300B 140A 03/1/3 Molded Case Leakage Protection Circuit Breaker
Product Overview
The CDM3L-250S/4300B 140A 03/1/3 molded case leakage protection circuit breaker is an intelligent protection device specifically designed for low-voltage distribution systems. Integrating earth leakage protection, overload protection and short-circuit protection functions, this modular-designed product is suitable for AC 50Hz power networks with rated operational voltage up to 400V, providing reliable power distribution and safety protection for industrial control systems, commercial buildings and residential electrical environments.
Key Features
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Multi-level Protection
Equipped with high-sensitivity leakage detection system for rapid identification of abnormal leakage current, complemented by precise overload and short-circuit current breaking capacity. The triple protection mechanism effectively reduces electrical fire risks and electric shock hazards.
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Intelligent Operation
Optimized operating mechanism ensures reliable switching actions with visible mechanical status indicators. Specially designed contact system withstands frequent operational cycles, extending service life.
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Flexible Configuration
Modular expansion design supports various auxiliary accessories including alarm contacts and shunt releases. Standard rail mounting compatibility meets mainstream panel design requirements.
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Environmental Adaptability
High-temperature resistant engineering plastic housing with IP40 protection rating maintains stable performance within -25℃ to +70℃ temperature range, suitable for diverse working conditions.
Technical Parameters
• Rated Current: 140A
• Rated Operational Voltage: AC 400V
• Pole Configuration: 4P
• Rated Leakage Tripping Current: 30mA/100mA (optional)
• Mechanical Endurance: ≥10,000 operations
• Electrical Endurance: ≥6,000 operations
Application Fields
Widely used in industrial plant power distribution, commercial complex main distribution systems, and high-rise building vertical trunking distribution. Particularly suitable for critical facilities demanding high electrical safety standards such as data centers, medical institutions and laboratory environments.
（中文416字/英文413字）
