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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 lat♓est 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 usage.It can be the most ideal DC power source for the lighting and auxiliary electric devices in railway electric locomotive. 

 &nbs🎃p; The product is executed in accordancewith the industry standards issued by Ministry of Railway of P.R. China TB/T3061-2008&l🥂dquo;Valve-regulated Lead-acid Accumulator for Railway Locomotive”.

Structure Characteristics

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

  ꩵ;  Retardant-lꦛame 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 lifetime of thebattery.

    Die-casting copper core of bigger diameter, with large cross-sectiona🍸l area is large, and high strength, enhance to thꦰe large discharge acceptability.

 &🤡🐟nbsp;  Effective structure for quakeproofing and heat dissipation.

    Handle ismounted on all cells 💎for easy handing.

CharacteristicsPerformance

    Designed service lifeof the batteryfor lo𓆉comotive operation ismore thaꦫn 8years or 1600000 km.

  ꦑ  Cycle life: 𝓀be more than 300timesand C5is more than 85% (DOD≤65%).

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

 ꦕ;   Charge acce𝓡ptability：charge currentis more than40A.

&nbs♕p;   Seal reaction efficiencyis more than98%.

Environmental Operation

    Altitude is not m🔜ore 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🌳 accepta♌ble.

    Charge🎃 voltage is 110🍸±2V.

    Th♎e cell of one string can not used separately.

Electrical Performances

    1.1hr discharge characteristics undಞer 25℃.

    2.5hr discharge characteri💧sti🌳cs under 25℃.

    3.10hr discharge characteristics under🏅 25℃.

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 as♌sembly 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 isꦆ executed in accordancewith the industry standards issued by Ministry of Railway of P.R. China GB/T 7404.2—2013“Valve-regulated Lead-acid Accumulator for Diesel Locomotive”. &n🎐bsp;

Structure Characteristics

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

    Retardant-lame and blast-gua🧜rdsaf🧸ety valve: the open and close pressure of the valve is stale and reliable.

&n꧂bsp;   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 life𝕴time of thebattery.

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

    Effective stru♓cture for quakeproofing and heat dissipation.

CharacteristicsPerformance

    Designed service lifeof the batteryfor locomotiꦍve operation ismore than 6ye🌳ars or 900000 km.

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

    Start up at normal temperature：start-up current is1700-1800Aand sಞta🦄rt-up timeis more than 300Sunder 25℃±5℃.

    Start up at low temperature：start-up currentis1500Aand start-up timeis more than 50Sundeꦚr -35℃±2℃.

    Self-di🌄s⭕chargeperformance is less than 4%/month.

    Charge acꦕceptability：charge currentis more than 64A.

    Seal reaction ef𓆏ficiencyis more than 98%.

Specifications  

Environmental Operation

    Altitude is not more than4000m.（For s⛦ervice at the a𓂃ltitude over 4000 m, an clear indication shall be given in the contract）

    Environmental tempeꦦrature is between -40℃and +40℃.

🐬     Relative humidity is not more than 95%.

  &nb🐻sp; Service in windy, blowing dust,☂ rainy and snowy weather is acceptable.

    Charge volta🅠ge is 110±2V.

 &n🐼bsp;  The cel🐼l of one string can not used separately.

 Electrical Performances

    &n🏅bsp;   1. 5hr discharge characteristics under 25℃.

    &nbs🉐p;   2. Start up performance at normal temp(25℃±2℃)

  &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 lo🎃w temperature, high specific energy, safer and longercycle life. It can be the most ideal power source asinternal-combustion locomotive start-up, illꦿumination and other standby power source system.

   The product is executed in accordancewith the induꦓstry standards issued by Ministry of Railway of P.R. China TB/T3061-2008&ldqꦆuo;Valve-regulated Lead-acid Accumulator for Railway Locomotive”.

Structure Characteristics

     Perfect seal of po♌st: unique structure of triple seal(patent: ZL 02 2 20024.X) to totally prevent the acid leak𒁏age.

    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 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 the battery.

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

    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 pr🃏event the acid leakage.

    Retardant- lame and blast-gua💃rd safety valve: the open and close pressure of the valve is stale and reli🔯able.

    Grid🏅 which is designed by the latest modern technology to enhance the utilization of active material and the uniformity of the current distribution is made of𝔍 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 hiﷺgh strength, enhance to the large discharge acceptability    

    Effective structure ไfor quakeproofing and heat dissipation

&n꧙bsp;   Handle is mounted on all cells for easy handing.

Performance Characteristics

    Designed service lifeof the batteryfor 🍎locomotive oඣperation ismore than 6 years or 900000 km.

  &♍nbsp; Cycle life: be more than 10000 times and C5 is more than 85% (DOD≤55%).

    Start up atꦉ normal temperature：start-up current is2100-2200Aa🍌nd start-up timeis more than 330Sunder 25℃±5℃.

    Start up at low temperature：start-up currentis1🍷700-1800Aand start-up timeis more than 50Sunder -35℃±2℃.

  &𝔍nbsp; Self-dischargeperformance is less than 4%/mo🦋nth.

    Charge acceptability：charge currentis mo𓂃re than 80A.

    Seal reaction efꦯficiencyis more than 98%.

Environmental Operation

 &n♑bsp;  Altitude is not more than4000m.（For service at the altitude over 4000 m, an clear indication shall be g꧟iven in the contract）

 &n𝔉bsp;  Environmenta𒁏l temperature is between -40℃and +40℃.

    Relative humi🤪dity is not more than 95%.

    Service in windy, blowing dust, rainy and snowy weather is 🍸acc൲eptable.

    Charge volt🐎age is 110±2V.

꧋     The cell of one string can not used se🧸parately.

Electrical Performances

&nb🌱sp;       1. 1hr discharge characteristics under 25℃.

 &nb𝐆sp;    &nbꦬsp; 2. 5hr discharge characteristics under 25℃.

   &💙nbsp;&nbsꦦp;   3. Start up performance at normal temp(25℃±2℃)

&n𝕴bsp;       4.Start up perform💜ance at low temp（-40℃±2℃）