Manufacturer of Conduction Cooled Capacitors - Low-inductance AC capacitor for high power traction motor drive inverters – CRE

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Manufacturer of Conduction Cooled Capacitors - Low-inductance AC capacitor for high power traction motor drive inverters – CRE Detail:

Technical data

Operating temperature range	Max Operating temperature: + 85℃; Upper category temperature: +55℃; Lower category temperature: -40℃
capacitance range	3×40μF～3×500μF
Un/ Rated voltage Un	400V.AC/50Hz～1140V.DC/50Hz
Cap.tol	±5%(J)
Withstand voltage	Vt-t	2.15Un /10S
	Vt-c	1000+2×Un V.AC 60S(min3000V.AC)
Over Voltage	1.1Un(30% of on-load-dur.)
	1.15Un(30min/day)
	1.2Un(5min/day)
	1.3Un(1min/day)
	1.5Un(100ms every time,1000times during the lifetime)
Dissipation factor	tgδ≤0.002 f=100Hz
	tgδ0≤0.0002
ESL	＜100 nH
Flame retardation	UL94V-0
Maximum aititude	2000m
	When the altitude is above 2000m to below 5000m, it is necessary to consider the use of a reduced amount. (for each increase of 1000m, the voltage and current will be reduced by 10%)
Life expectancy	100000h(Un; Θhotspot≤55°C)
Reference standard	IEC 61071 ;IEC 60831;

Feature

1. Metal case package, Sealed with resin;
2. High voltage power system application;
3. High power circuit;
4. Resistance to high voltage, with self-healing;
5. High ripple current, high dv / dt withstand capability.

Function

In the output filter of a DC power supply, the job of the capacitor is to maintain a constant DC value by removing as much power ripple as possible.

All AC-DC converters, whether they are linear supplies or have some kind of switching element to them, require a mechanism to take the varying power on the AC side and produce a constant power on the DC side.

Typical circuit

Life expectancy

mc3

Specification table

Voltage		Un 400V.AC 50Hz
Cn (μF)		W (mm)	T (mm)	H (mm)	dv/dt (V/μS)	Ip (KA)	Irms (A) 50℃	ESR 1KHz (mΩ)	Rth (K/W)	weight （Kg）
3×	200	225	120	170	50	10.0	3×70	3×0.95	1.1	7
3×	300	225	120	235	40	12.0	3×90	3×0.85	0.8	9
3×	400	295	120	235	35	14.0	3×120	3×0.80	0.7	12
3×	500	365	120	235	30	15.0	3×160	3×0.78	0.6	15

Voltage		Un 500V.AC 50Hz
Cn (μF)		W (mm)	T (mm)	H (mm)	dv/dt (V/μS)	Ip (KA)	Irms (A) 50℃	ESR 1KHz (mΩ)	Rth (K/W)	weight （Kg）
3×	120	225	120	170	60	7.2	3×50	3×1.2	1.1	7
3×	180	225	120	235	50	9.0	3×70	3×1.05	0.8	9
3×	240	295	120	235	45	10.8	3×100	3×1.0	0.7	12
3×	300	365	120	235	40	12.0	3×120	3×0.9	0.6	15

Voltage		Un 690V.AC 50Hz
Cn (μF)		W (mm)	T (mm)	H (mm)	dv/dt (V/μS)	Ip (KA)	Irms (A) 50℃	ESR 1KHz (mΩ)	Rth (K/W)	weight （Kg）
3×	50	225	120	170	100	5.0	3×50	3×2.3	1.1	7
3×	75	225	120	235	90	6.8	3×70	3×2.1	0.8	9
3×	100	295	120	235	80	8.0	3×100	3×1.6	0.7	12
3×	125	365	120	235	80	10.0	3×120	3×1.3	0.6	15

Voltage		Un 1140V.AC 50Hz
Cn (μF)		W (mm)	T (mm)	H (mm)	dv/dt (V/μS)	Ip (KA)	Irms (A) 50℃	ESR 1KHz (mΩ)	Rth (K/W)	weight （Kg）
3×	42	340	175	200	120	5.0	3×80	3×3.3	0.6	17.3
3×	60	420	175	250	100	6.0	3×100	3×2.8	0.5	26

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Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction for Manufacturer of Conduction Cooled Capacitors - Low-inductance AC capacitor for high power traction motor drive inverters – CRE , The product will supply to all over the world, such as: British, Montpellier, Bhutan, Excellent quality comes from our adherence to every detail, and customer satisfaction comes from our sincere dedication. Relying on advanced technology and industry reputation of good cooperation, we try our best to provide more quality products and services to our customers, and all of us are willing to strengthen exchanges with domestic and foreign customers and sincere cooperation, to build a better future.

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The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.

By Maggie from Venezuela - 2017.06.29 18:55

The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!

By Elsie from Anguilla - 2018.05.13 17:00