GB / T 31467 Battery Testing Equipment , Battery Pack System Short Circuit Protection Testing Machine
Product description:
According to the latest national standard GB / T 31467.3-2015 "lithium-ion battery packs and systems for electric vehicles Part 3: Safety requirements and test methods" requirements and integrated a variety of short-circuit test standards and design requirements, according to the standard requirements of short circuit devices must Meet the resistance range of ≤ 20mΩ or (5mΩ), so as to obtain the maximum test short-circuit current; so the external short circuit protection device must also be able to withstand the impact of high current. No leakage of the battery system, shell rupture, fire or explosion and other phenomena for the party.
Specification:
1 test object: battery system
2. Test object in the test All control systems are in working condition.
3. Short the test object terminal 10min.
4. Short-circuit resistance is not more than 20mΩ, both parties agreed. Observation 2h.
Assessment of results: Protective device functions, battery system leaks, shell rupture, fire or explosion. Insulation resistance after the test is not less than 100Ω / v.
Specifications:
Working voltage: AC 220V 50Hz-60Hz;
Impact voltage: AC 1kv / 1.2-50μs (peak) 1min
Action features: Cold pull-in voltage ≯66% Us
Cold release voltage ≯30% Us, ≮5% Us
Measurable battery voltage: 100V or customized according to the actual system voltage
DC response time: ≤ 5μs
Maximum short-circuit current: 5000A, 100000A, 20000A or custom
Device circuit resistance: ≤ 20mΩ and ≤ 5mΩ
Current, voltage, temperature acquisition channels: a total of 12-channel acquisition standard, expandable to 64 channels
Wireless control: no solid barrier 7 meters
Action time: pull-in time / release time ≯30ms
Operating Characteristics: Cold Pull-in Voltage ≯66% Us, Cold Release Voltage ≯30% Us, ≮5% Us
Customized according to customer requirements
Explosion-proof box Material: stainless steel box, cold-rolled high-grade plastic box processing
Control method: PLC automatic control mode
Mechanical life: 300,000 times
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