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DLM-170

Brief introduction

VRLA Battery for electric locomotive is the patented product that is researched and developed by Shuangdeng Group its own.It adopts the latest modern technology, having a new structure with safety valveand special pole seal. It has many advantageousfeatures, such as, good resistance to impact and vibration, long cycle life, low self-discharge rate, high specific energy. There is no freeelectrolyteand no acid damp underthe normal us♛age.It can be the most ideal DC power source for the lighting and auxiliary electric devices in railway electric locomotive. 

   The product is 𝓡executed in accordancewith the industry standards issued by Ministry of Railway of P.R. China TB/T3061-2008“Valve-regulated Lead-acid Accumulator for Railway Locomotive”.

Structure Characteristics

    Perfect seal of post: unique structure of triple seal(patent: ZL 02 2 20024.X) to🙈 totally prevent the acid leakage.

    Retardant-lame and blast-guardsafety valve: the open and close pressure of the valꦐve is stale and reliable.

    Grid which is designed by the latest modern technologyto enhance the utilization of active materialand the un🤪iformity of the current distributionis made of special multi-element alloy to ensure the longer lifetime 🌱of thebattery.

    Die-casting c🧔opper core of bigger diameter, with large cross-sectional area is large, and high strength, enhance to the large discharge accep🥃tability.

    Effective str༺ucture for quakeproo𝓡fing and heat dissipation.

    Handle ismounted on all cells for e♓asy handing.

CharacteristicsPerformance

    Designe🦋d service lifeof the batteryfor locomotive operation ismore than 8years or 1600000 km.

    Cycle life: be mor𒅌e than 300t🌄imesand C5is more than 85% (DOD≤65%).

    Self-dischargeperformance⛦ is less than 4%/month（25℃, 28d）.

    Charge🐻 acceptability：charge currentis m🐲ore than40A.

൩     Seal reaction efficiencyis more than98%.

Environmental Operation

    Altitude is no𒈔t more than4000m.（For se𒁏rvice at the altitude over 4000 m, an clear indication shall be given in the contract）

    Environmental te♓mperature 🐬is between -40℃and +40℃.

    Relative humidity is not moreಞ than 95%.

🐻    Service in windy, 🐲blowing dust, rainy and snowy weather is acceptable.

    Charge voltage is 110±2ꦡV.

    The cell of one string can 🍨not used separately.

Electrical Performances

    1.1hr discharge characte꧅ristics under 25℃.

   ಌ ꦍ2.5hr discharge characteristics under 25℃.

♛     3.10hr discharge characteristics under 2✤5℃.

NF-360        

Brief introduction

VRLA Battery(NF-360)for internal-combustion locomotive is researched and developed by Shuangdeng Grouptogether with Locomotive Research Institute of Development Academy of Ministry of Railway.The post seal of the product adopts the patent technology and has quite high assembly and 𝄹open valve pressure which can reduce water loss to a great extent. Compared with traditional VRLA Battery, NM-360 has a lot of advantage, such as good start-up ability under low temperature, high specific energy, safer and longercycle life. It can be the most ideal power source asinternal-combustion locomotive start-up, illumination and other standby power source system.

    The product is executed in accordancewith the industry standards issued by Ministry of Railway of P.R. China GB/T 7404.2—2013“Valve-regulaꦜted Lead-acid 🐬Accumulator for Diesel Locomotive”.  

Structure Characteristics

     Perfect seal of pos♏t: unique structure of triple seal(patent: ZL 0🥂2 2 20024.X) to totally prevent the acid leakage.

    Retarda❀nt-lame and blast-guardsafety valve: the open and close pressu𒁃re of the valve is stale and reliable.

   ꦦ; Grid which is designed by the latest modern technologyt🐈o enhance the utilization of active materialand the uniformity of the current distributionis made of special multi-element alloy to ensure the longer lifetime of thebattery.

    ꦗDie-casting copper core of bigger diameter, with large cross-sectional area 𝄹is large, and high strength, enhance to the large discharge acceptability.

    Effective structure for 🍷quakeproofing and heat dissipation.

CharacteristicsPerformance

    Designed service lifeof the batteryfor locomotive operation ismore than 6🐷years or 900000 km.

    Cycle life: be more than 10000 times and 🌱C5 is more than 85% (DOD≤55%).

    Start up at normal temperature：start-up current is1700-1800Aand start-up timeis more than 300Sunder 25℃&p🌠lusmn;5℃.

    Start up at low temperature：start-upꦬ cu💟rrentis1500Aand start-up timeis more than 50Sunder -35℃±2℃.

🐟     Self-dischargeperformance is less than 4%/month.

&n🍒bsp;   Charge acceptability：charge currentis more t🎐han 64A.

  🤡  Seal reac꧅tion efficiencyis more than 98%.

Specifications  

Environmental Operation

    Altitude is not more than4000m.（For service at the altitude over 4000 m, an clear indication shall be given in the contr𒁃act）

▨     Environmental temperature is between -40℃and +40℃.

    Rela♋tive hum🦩idity is not more than 95%.

    Service in windy, blowing 🧸dust, rainy and snowy weather is ac꧟ceptable.

    C♛harge voltage is 110±2V.

    The cell of one string can not used separa🌳tely.

 Electrical Performances

        1. 5hr discharge characteristi🦹cs under 25℃ꦍ.

     &🦄nbsp;  2. Start up performance at normal temp(25℃&plusm🌱n;2℃)

        3. Start up performance at low temp（-35℃&plusm𓆉𝓡n;2℃）

NM-450        

Brief introduction

VRLA Battery(NM-450)for internal-combustion locomotive is researched and developed by Shuangdeng Grouptogether with Locomotive Research Institute of Development Academy of Ministry of Railway.The post seal of the product adopts the patent technology and has quite high assembly and open valve pressure which can reduce water loss to a great extent. Compared with traditional VRLA Battery, NM-360 has a lot of advantage, such as good start-up ability under low temperature, high specific energy, safer and longercycle life. It can be t♚he most ideal power source asinternal-combustion locomotive start-up, illumination and other standby power source system.

   ꦿThe product is executed in accordancewith the industry standards issued by Ministry of Railway of P.R. China TB/T3061-2008“Valve-regulated Lead-acid Accumulator for Railway Loc💜omotive”.

Structure Characteristics

     Perfect seal of post:꧋ unique structure of triple seal(patent: ZꦫL 02 2 20024.X) to totally prevent the acid leakage.

&n🐻bsp;   Retardant-lame and blast-guardsafety val𒐪ve: the open and close pressure of the valve is stale and reliable.

    Grid which is designed by the latest modern technologyto enhance the utilization of active ma🦩terialand the uniformity of the current distributionis made of special multi-element alloy to ensure the longer lifetime of the battery.

    Die-casting copper core of bigger diameter, with large cross-sectional area is large, and high strength, enhance to the large discharge 🧸acceptability.

   ও; Effective structure for quakeproofing and heat dissipation.

    Handle ismounted on all cells for easy handing.

Structure Characteristics

    NM-450 part name

    Perfect seal of post: unique structure of triple seal(patent: ZL 02 2 20024.X) to totally prevent th💎e acid leakage.

    Retardant- lame and blast-guard safety valve: the op✱en and close pressure of the valve is stale and r♒eliable.

   🧸 Grid which is designeไd by the latest modern technology to enhance the utilization of active material and the uniformity of the current distribution is made of special multi-element alloy to ensure the longer lifetime of the battery.

    Die-casting copper core of bigger diameter, with large cross-sectional area is large, and high strength, enhance to the la🦂rge diꦕscharge acceptability    

   &n♏bsp;Effective structu🎀re for quakeproofing and heat dissipation

    Handle is mounted on all cel🐭ls for easy handing.

Performance Characteristics

    Designed service lifeof the batteryfor lo🌜comotive operation ismore than 6 years or 900000 km.

&n༒bsp;   Cycle li༺fe: be more than 10000 times and C5 is more than 85% (DOD≤55%).

  &ꦑnbsp; Start up at normal temperature：start-up current is2100-2200Aand🌳 start-up timeis more than 330Sunder 25℃±5℃.

    Start up a👍t low tem🐲perature：start-up currentis1700-1800Aand start-up timeis more than 50Sunder -35℃±2℃.

    Self-dischargeperformance is less than ꦰ4%/mont🍌h.

    Charge acceptability：chaᩚᩚ𝓡ᩚᩚᩚᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ𒀱ᩚᩚᩚrge currentis more than 80A.

꧟     Sealꦑ reaction efficiencyis more than 98%.

Environmental Operation

   ဣ; Altitude is not more than4000m.🍸（For service at the altitude over 4000 m, an clear indication shall be given in the contract）

    ﷽Environmental temperature is💖 between -40℃and +40℃.

    Relative humidꦰity is not more than 95%.

♈     Service in windy, blowing dust, rainy and snowy weather is acceptable.

    Charge voltage is 110&plus🎃mn;2V.

    The cell of one string can not use✱d s💫eparately.

Electrical Performances

     ᩚᩚᩚᩚᩚᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ𒀱ᩚᩚᩚ   1. 1hr discharge characteristics under 25℃.

ꦕ         2. 5hr discharge characteristics u🦄nder 25℃.

&nbs𒆙p;       3. Start up performance a𒈔t normal temp(25℃±2℃)

        4.Start upꦬ performance at low temp（-40℃±2℃）