西门子发电机保护7sa6111-4ab22-0pr4

西门子发电机保护7sa6111-4ab22-0pr4

西门子为化工行业提供的产品组合具有高性能、工厂可用性和过程可靠性等优点，西门子多功能发电机微机综合测控保护装置7um6体现在其冗余和无故障现场总线通讯以及控制和维护等概念方面,湘润授权代理西门子一直处于全球电气工程和电子领域的发展前沿。在国际商业舞台上无数企业来去匆匆的背景下，西门子凭借无可挑剔的质量，已走出160的历史、作为西门子合作伙伴，我愿为您提供全线的高品质产品、解决方案、技术咨询、技术支持和售后服务,

西门子发电机保护7sa6111-4ab22-0pr4

distance protection relay 7sa61

operator panel with:

4-line back-lit display,

function keys,numerical keys,

pc-interface,

earth-fault prot. directional,

earthed networks

measuring input (4 x v, 4 x i)

iph = 1a, ie = 1a (min = 0.05a)

auxiliary voltage:

60 to 125v dc,

binary input threshold 19v

housing width 1/2 19", 14 leds

13 binary/indication inputs,

5 signal/command outputs,

12 fast relays

flush mounting housing/

screw terminals

region world, language english

(selectable)

port b: system port,

iec protocol, electric rs485

port c:

digsi/modem, electric rs485,

tripping 3-pole,

distance protection starting:

z<(polygon),v/phi,

power swing detection,

parallel line compensation,

auto-reclosure, synchro-check,

breaker-failure protection,

voltage protection v>/v<,

西门子发电机保护7sa6111-4ab22-0pr4

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以上是西门子综合继电保护装置一部分型号，如果您需要我们可以帮您选型。