撞车事故的原因被认定是发动机故障。
故障录波器对于故障性质及保护动作行为的认定有着不可替代的重要作用。
Fault recorder plays an important role in the identification of fault kind and protection relay performance.
当故障确认定时器超过了设定的故障确认时间，则将故障视为最终故障。
When fault recognition timer has exceeded the fault recognition time, the fault will be regarded as final fault.
维修技术服务：自购买之日起12个月(个别3个月)内对经我公司认定的出现故障的产品，免费提供维修服务。
Service technical service: (Individual 3 months) to pass through the appearance breakdown product which date of 12 months from the purchase Our company recognized, free provide the service.
零部件：自购买之日起12个月(个别3个月)内对经我公司认定的故障零部件，免费提供全新的或修理好的更换件。
Spare part: (Individual 3 months) to pass through the breakdown spare part which date of 12 months from the purchase Our company recognized, free provide brand-new or repair the good replacement.
零部件：自购买之日起12个月(个别3个月)内对经我公司认定的故障零部件，免费提供全新的或修理好的更换件。
Spare part: (Individual 3 months) to pass through the breakdown spare part which date of 12 months from the purchase Our company recognized, free provide brand-new or repair the good replacement.
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