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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, havin𝔍g 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 usag☂e.It can be the most ideal DC power source for the lighting and auxiliary electric devices in railway electric locomotive. 

   The product is executed in accordancꦓewith 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 press🔜ure of the valve is stale and reliable.

    Grid which is designed by the latest modern technologyto enhance the utilization of active materialand the uniformity of the current distribu♛tionis made of special multi-element alloy to ensure the longer lifetime of thebattery.

    Die-꧟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 quakeproofin🐟g and heat dissipatio🍨n.

    Handle ismounted on🌌 all cells for easy handing.

CharacteristicsPerformance

    Designed service lifeof the batteryfor locomotive operation ismore than 8years or 16📖00000 km.

    Cy🌼cle life: be more than 300timesand C5is more than 85% (DOD≤65%).

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

  &♕nbsp; Charge acceptability：charge currentis more than40A.

 &nbs🃏p;  Seal reaction efficiencyis more t♒han98%.

Environmental Operation

    Altitude is not more than4000m.（For service at the altitude over 4000 m, a🌠n clear indication shall be given in the contract）

    Envi♔ronmental temperature is between -40℃an🤡d +40℃.

    Relative ♌humidity is not more than 95%♎.

 &nbꦯsp;  Service in windy, blowing dust, rainy and snowy weather is acceptable.

  ꦓ;  Charge voltage is 110±2V.

&nbꩵsp;&n🎃bsp;  The cell of one string can not used separately.

Electrical Performances

 &𓄧nbsp;  1.1hr discharge characteristics under 25℃.

꧒  &n🧔bsp;  2.5hr discharge characteristics under 25℃.

  ꦅ;  3.10hr discharge characteristics under 25℃.

NF-360        

Brief introduction

VRLA Battery(NF-360)for internal-combustion locomotive is researched and developed b🦋y 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 sta✅rt-up, illumination and other standby power source system.

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

Structure Characteristics

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

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

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

    💝Die-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🌳 heat൩ dissipation.

CharacteristicsPerformance

  🌠;  Designed service lifeof the batte♎ryfor locomotive operation ismore than 6years or 900000 km.

    Cycle life: be more than 10000 times and C5 i🍃s more than🎉 85% (DOD≤55%).

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

    Start up at low temperature：st🌄art-up curಌrentis1500Aand start-up timeis more than 50Sunder -35℃±2℃.

    Se🅺lf-dischargeperformance is lessᩚᩚᩚᩚᩚᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ𒀱ᩚᩚᩚ than 4%/month.

    Charge acceptability：charg꧅e currentis more than 64A.

    Seal reaction efficiency⭕is more than 98%.

Specifications  

Environmental Operation

 &nb🌺sp;  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💎 humidity is not💦 more than 95%.

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

&nb𒐪sp;   Charge voltage is 110±2V😼.

    The cell of one sꦯtring can not used separ🌳ately.

 Electrical Performances

   &nbs♓p;&꧅nbsp;   1. 5hr discharge characteristics under 25℃.

        2. Start up performance൩ at normal temp(25℃±2℃)

   ﷺ; &n🧔bsp;   3. Start up performance at low temp（-35℃±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 longercy🍒cle life. It can be the most ideal power source asinternal-combustion locomotive start-up, illumination and other standby power source system.

   The ඣproduct 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 Locomotive”.

Structure Characteristics

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

    Retardant-lame and blast-guardsafety valve: 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 materialand the uniformity of the current distributionis made of special multi-element alloy to ensure the longer lif🅷etime of the battery.

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

    Effective structure for qua🌸keproofing 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 pre🏅vent the acid leakage.

    Retardant- lame and blast-guard safety v𝔉alve: the open and close pressure of the valve is stale and reliable.

    Grid which is designed b𒁏y the latest modern technology to enhance the utilization of active material and the uniformity of the current distribution is 𓆏made 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, a༒nd high strength, enhance to the large d🍷ischarge acceptability    

    Effective structure for quakeproofing an﷽d heat dissipation

💛 &n𓃲bsp;   Handle is mounted on all cells for easy handing.

Performance Characteristics

    Des💟ign💖ed service lifeof the batteryfor locomotive operation ismore than 6 years or 900000 km.

    Cycle l♓ife: be more than 10000 times and C5 is more than 85% (DOD≤55%).

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

    Start up at low temperature：start-up currentis1700-1800Aand start-up timeis mo🍃re than 50Sunder -35℃±2℃.

    Self-dis♏chargeperformance is less than 4%/month.

 ꧒;   Ch🅠arge acceptability：charge currentis more than 80A.

    Seal re📖action efficiencyis mꦯore than 98%.

Environmental Operation

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

&nbs🌠p;   Environmental temperature is between -40℃and +40℃.

  &nbs🎶p; Relative humidity is not more than 95%.

    Service in windy, blowing dust, rainy and snowy w♕eather is acceptable.

    Charge voltagꦬe is 110±2V.

    Theᩚᩚᩚᩚᩚᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ⁤⁤⁤⁤ᩚ𒀱ᩚᩚᩚ cell of one string can not used separately.

Electrical Performances

      &nbs✱p; 1. 1hr discharge charac😼teristics under 25℃.

  🧸   🐻;   2. 5hr discharge characteristics under 25℃.

     ♋;   3. Start up performance at ﷺnormal temp(25℃±2℃)

        4.🐷Start up perꦯformance at low temp（-40℃±2℃）