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6SL3126-1TE23-0AA3参详
6SL3126-1TE23-0AA3参详
6SL3126-1TE23-0AA3参详
3RW4075-2BB44
3RW4074-6BB44
3RW4445-2BC44
ACH580-01-145A-4
ACH580-01-025A-4
C53207-A322-B101-4 15
2 件:6SL3244-0BA21-1PA0 V:C03
BMXDDO3202K 4PCS
BMECRA31210 2PCS
SGDB-10VD 2PCS
SGMG-09V2AC 2PCS
6ES7151-3BB23-0AB0 3PCS
1783-SFP100LX 2PCS 面价5087
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ABB CK06043 1PCS
BMH2051P36A2A 4PCS
2711P-K7C4A8 1PCS 面价59761
BMXCPS3020 3PCS
BMEP582040 2PCS
MDS-B-SPJ2-75 1
主控制器 FCU712-S01 1
IC693PWR321 3
IC693CPU350 2
BMEH582040S 1
6AV6642-0DA01-1AX1 1pcs
20BC022A0AYNANC0 3PCS 面价42047
SEW MDX61B-0150-503-4-0T 1PCS
1769-L33ER 2PCS 面价39414
ACS880-104-0760A-3+E205 1
MT8090XE 1
PARKER P1VAS060A0200
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6ES7138-4CF03-0AB0 1
MEASUREX 098098-00 09809800
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LENZE 28050309 28050309
KEYENCE CORP LC-2400W LC2400W
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KEB COMBIVERT 23.F4.C1R-3410 23F4C1R3410
KEB COMBIVERT 22F4C0R-2421 22F4C0R2421
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HAMMOND 3009D4. 3009D4
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GE FANUC IC600RP551 IC600RP551
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FINCOR 3263M 3263M
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BURTON MCD-61407/94629 MCD6140794629
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ADEPT TECH 30332-22350 3033222350
ACCURAY 64844-004 64844004
ACCURAY 085218-001 085218001
普及应用还需突破价格关
制约机架式模块化UPS发展的难点主要集中在功率密度的提高和并联数量的增加及降低价格三个方面。
机架式的模块化UPS从传统立式(塔式)结构过渡而来,相对传统立式(塔式)结构拥有宽阔的散热通道,大尺寸大功率的散热风扇的庞大体积而言,模块化UPS由于要便于单体更换操作,模块的体积重量都较小。
受到体积的限制,在UPS模块功率加大的情况下,散热就成了大问题。为了能达到工作的目的,模块化UPS不但采用原有的被动式散热、主动式散热、轴流式散热和风道导流式散热技术,还引入了热管式散热。
为确保电源的高可用性、可扩展性,模块应该不限制数量地进行并联使用。
在多台UPS并联时,其中重要的指标就是电流均分,也就是说如果N台UPS并联,保证每台UPS的输出电流是总输出电流的1/N,至少其相互之间的大不平衡度要在要求范围内(一般是小于2%)。
在实际应用中,所有UPS的输出阻抗不可能一样,加之各逆变器的输出电压和市电电压锁相都具有正负误差,则各个UPS的电压既有相位差又有幅值差,这些都限制了并联台数的增加,进而限制了整机功率的提高。
在同一功率水平下,模块化UPS比传统的UPS价格贵的多。
未来,随着电力电子技术的不断发展,对UPS系统需求的不断提高。像贸易的交流催生了集装箱技术,集装箱技术引发了运输业革命性的变革一样,机架式模块化UPS必将引起不间断电源新的革命,进而成为未来UPS系统发展的趋势。
模块化UPS包括整流器、逆变器、有些还包括静态旁路开关及附属的控制电路、CPU主控板等。