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睦尼試驗設(shè)備（上海）有限公司
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睦尼試驗設(shè)備（上海）有限公司
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更新時間：2022-08-03 16:01:43瀏覽次數(shù)：342次
聯(lián)系我時，請告知來自 環(huán)保在線高低溫快速溫變試驗箱用于各類電子電工產(chǎn)品及其他產(chǎn)品、零部件和材料等進(jìn)行高低溫恒定和漸變、突變、濕熱試驗等環(huán)境模擬可靠性試驗。高低溫快速溫變試驗箱可以實現(xiàn)5℃/min、10℃/min、15℃/min、20℃/min等參數(shù)要求，具體可定制，溫變范圍可調(diào)。
1 Key Technical Specifications/主要性能參數(shù):
1.1 Equipment: Speedy Climatic Test Chamber
設(shè)備名稱：高低溫快變試驗箱
1.2 Model: M/STHP
型號：M/STHP
1.3 Useful capacity: 150L/280L/500L/1000L approx
有效容積：約150L/280L/500L/1000L (可定制）
1.4 Temperature range: -70℃～+150℃;
溫度范圍：-70℃～+150℃
1.5 Temperature fluctuation: ≤±0.5℃;
溫度波動度：≤±0.5℃;
1.6 Temperature uniformity: ≤2.0℃;
溫度均勻度：≤2.0℃
1.7 Temperature deviation: ≤±2℃;
溫度偏差：≤±2℃;
Note: The above performance is measured at steady state, without any load and heat dissipation;
注：上述性能是在穩(wěn)態(tài)條件，無負(fù)載和散熱的條件下測得；
1.8 Temperature rate of change/溫度變化速率：
Heating up rate：-50℃~+100℃, Linear speed 15℃/min;
(Without load, without heat dissipation)
升溫速率: -50℃~+100℃，線性速率15℃/分鐘；(空載，無散熱)
Cooling down rate: +100℃~-50℃, Linear speed 15℃/min;
(Without load, without heat dissipation)
降溫速率: +100℃~-50℃，線性速率15℃/分鐘；(空載，無散熱)
2 Cabinet Structural Features/箱體結(jié)構(gòu)特性:
2.1 Housing: mono-block construction which comprises all systems necessary for operation; The outer housing will be made of good quality galvanized sheet steel which is inside and outside primered and painted to a standard finish with high quality materials. The exterior surface will have high wear resistance
箱體結(jié)構(gòu)：單一結(jié)構(gòu)，包括所有箱體工作所必須的系統(tǒng)。外部框架由高質(zhì)量電鍍鋼板組成，它外部涂有高質(zhì)量的底漆和涂層。外部表面具有強(qiáng)抗腐蝕能力，白灰色，RAL-7035。
2.2 Test space: the internal test space will be made of non magnetic SUS-304 stainless steel with no paint. All the seams will be TIG welded and vapor tight. The surface will be well polished.
測試空間：箱體內(nèi)膽材料為SUS304號不銹鋼。所有縫隙都由TIG（鎢極惰性氣體保護(hù)電弧焊）無縫焊接完成，保證密封。表面被很好的刨光。
2.3 Interior shell materials: SUS304 stainless steel plate t=1.0mm;
內(nèi)部材料；SUS304不銹鋼板，厚度=1.0mm；
2.4 Insulation: the insulation material will be of low 'k' factor, high intensity and non hygroscopic nature. The insulation will be multi layered with double vapor barrier. Asbestos free mineral fiber insulation will be used and the thickness is about 125mm.
保溫材料：使用低“K"值的絕緣材料，高強(qiáng)度和不可燃、不沉積特性。這種絕緣材料為多層分層，每層兩面都有蒸汽絕緣，厚度125mm。
2.5 Door: fully-opened and single wing type, double silicone seal, hinges and lock.
箱門：全開單翼型，帶有雙層硅橡膠密封和門鎖。白灰色，RAL-7035。
2.6 Internal lighting: One lamp, with control switch placed on the control panel;
內(nèi)部照明：1 個，控制開關(guān)在箱體外部控制面板上；
2.7 One shelf: Height is adjustable. shelf support load: 30 kg uniformly distributed;
一個隔架，可調(diào)整高度。隔架承重：可均勻承重30公斤；
2.8 Cable port: One porthole (Ф80mm), by low thermal conductivity materials and equipped with blind plugs.
測試孔：一個直徑為80mm，帶有由絕緣材料做成的絕緣塞；（位于箱體右側(cè)）
2.9 Four castors for easy movement.
配備4個腳輪，方便箱體自由移動；
2.10 One Emergency Stop.
配備急停開關(guān)1個；
3 Air-conditioning System/空氣調(diào)節(jié)裝置:
3.1 Regulation and control: Forced circulation for temperature and humidity regulation; Independent PID regulation to achieve consecutive cooling and heating capability; No energy waste deriving from extra heating to compensate extra cooling;
調(diào)節(jié)和控制：強(qiáng)制對流調(diào)溫調(diào)濕方式；獨立的冷端和熱端PID調(diào)節(jié)，熱量和冷量均可連續(xù)調(diào)節(jié)，避免了制冷量和加熱量對沖而造成的能源浪費(fèi)；
3.2 Air-circulation equipment: Powerful blowers driven by external motors with stainless steel shafts;
空氣循環(huán)裝置：帶有不銹鋼軸的外部電機(jī)驅(qū)動的高效率風(fēng)扇；
3.3 Heating: Nickel-chromium alloy heating wire, controlled by SSR; protected by failure-safe thermostats;
加熱：鎳鉻金屬絲加熱器，SSR控制；配備故障保護(hù)溫度開關(guān)；
3.4 Cooling mode: Direct cooling;
冷卻模式：直接冷卻；
3.5 Heat exchanger: tube-finned heat exchanger which exchanges the heat with air inside the chamber
熱交換器：管片式熱交換器同室內(nèi)空氣進(jìn)行熱交換；
4 Refrigeration System/制冷系統(tǒng):
4.1 Refrigeration System Composition:
制冷系統(tǒng)組成:
4.1.1 Refrigerant: environment-friendly fluorine coolant R404a & R23;
制冷劑：環(huán)保制冷劑R404a & R23
4.1.2 Consecutive capacity regulation capability;
壓縮機(jī)冷量連續(xù)可調(diào)：試驗過程壓縮機(jī)的制冷能力輸出連續(xù)可調(diào)，既保證試驗室的溫濕度控制精度，同時也節(jié)約了試驗室的運(yùn)行能耗，防止冷熱量對沖而導(dǎo)致能源浪費(fèi)；
4.1.3 Refrigeration compressor: German Bitzer semi-hermetic compressors
制冷壓縮機(jī)：德國比澤爾半封閉壓縮機(jī)
4.1.4 The compressed is equipped with electronic suction and discharge pressure sensor, this is convenient for error diagnosis and future maintenance; the pressure can be read on line;
壓縮機(jī)的吸排氣口都安裝有電子壓力傳感器，能夠?qū)崟r的讀取壓縮機(jī)的高壓和低壓壓力，監(jiān)控冷凍機(jī)組的運(yùn)行狀態(tài)，對于可能出現(xiàn)的故障進(jìn)行預(yù)判，減少設(shè)備的維修時間和周期，大大提高了設(shè)備的運(yùn)行效率，方便客戶使用；
4.1.5 Condensation mode: water-cooled condenser;
冷凝模式：水冷冷凝器
4.1.6 Refrigeration mode: Mechanical compression cascade system;
制冷方式：機(jī)械壓縮復(fù)疊制冷
4.1.7 Heat exchanger: plate heat exchanger;
熱交換器：板式換熱器
4.2 An automatic protection design is incorporated into the cooling system and realized by injecting liquid refrigerant into compressor suction pipe. This design can prevent compressor from overheating during the cooling down period from high temperature environment.
制冷系統(tǒng)的設(shè)計采用了全自動的保護(hù)措施。通過將液體制冷劑噴射到壓縮機(jī)吸氣管路來防止壓縮機(jī)在高溫環(huán)境冷卻階段產(chǎn)生過熱現(xiàn)象；
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