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保护继电器和系统 芯片选型指南与应用电路参考
本专区收录了 1,071 款主流 保护继电器和系统 电子元器件。涵盖详细工作电压/电流、封装尺寸、引脚分布图（Pinout）、工作温度范围等电气参数，支持按原厂型号精准比对、Pin-to-Pin 替代选型及最新原厂官方 Datasheet 规格书免费查阅与下载。
| 器件型号 (MPN) | 制造原厂 | 封装规格 | 电气特性与技术摘要 | 规格书 / 详情 |
|---|---|---|---|---|
|
777-FT
PDF
|
Littelfuse Inc. |
标准封装
|
3-PHASE OVERLOAD RELAY/ 190-48 | |
|
777-MV-P2
PDF
|
Littelfuse Inc. |
标准封装
|
3-PH OLR/100-240V/12.5-800FLA/ | |
|
3UF71111AA010
PDF
|
Siemens |
标准封装
|
CURRENT/VOLTAGE MEASUR. MODULE | |
|
3UF71131BA010
PDF
|
Siemens |
标准封装
|
CURRENT/VOLTAGE MEASUR. MODULE | |
|
3UF73201AU000
PDF
|
Siemens |
标准封装
|
DM-F LOCAL, 110-240V AC/DC LOCAL | |
|
3UF76001AU010
PDF
|
Siemens |
标准封装
|
PRO S MULTIFUNCTION MOD. 110-240 | |
|
DEB71DM24A30
PDF
|
Carlo Gavazzi Inc. |
标准封装
|
EARTH LEAKAGE MONITOR 30A ADJ | |
|
DUB72D724EX
PDF
|
Carlo Gavazzi Inc. |
标准封装
|
DUAL UNDERVOLTAGE DC MONITORING | |
|
3UF73201AB000
PDF
|
Siemens |
标准封装
|
DM-F LOCAL, 24VDC | |
|
3UF70101AB000R
PDF
|
Siemens |
标准封装
|
SIMOCODE PRO V DEMO RETROFIT KIT | |
|
SE-704-03
PDF
|
Littelfuse Inc. |
标准封装
|
EARTH-LEAKAGE MONITOR 24-VAC | |
|
3UF72101BA010
PDF
|
Siemens |
标准封装
|
OPERATOR PANEL W. DISPLAY | |
|
6-1618108-6
PDF
|
TE Connectivity Aerospace, Defense and Marine |
标准封装
|
WOVT3-480-P=WILMAR OVERVOLTAGE | |
|
56337
PDF
|
Schneider Electric |
标准封装
|
GROUND FAULT RELAY RH10M 1A INST | |
|
SE-325SN
PDF
|
Littelfuse Inc. |
标准封装
|
NGR MON EXTENDED RF TRIP NON-LAT | |
|
WOUF-12-400-T
PDF
|
TE Connectivity Aerospace, Defense and Marine |
标准封装
|
WOUF-12-400-T=RELAY, O/U FREQ | |
| Altech Corporation |
标准封装
|
DIGITAL CURRENT PROTECTION RELAY | ||
|
789-665
PDF
|
WAGO Corporation |
标准封装
|
GROUND RESISTANCE SIGNALING MODU | |
|
3UF79000AA010
PDF
|
Siemens |
标准封装
|
SIMOCODE PRO C MEMORY MODULE | |
|
SE-K2N
PDF
|
Omron Automation and Safety |
标准封装
|
RELAY MOTOR PROTECT 200/220/240V | |
|
H3RN-1-B DC12
PDF
|
Omron Automation and Safety |
标准封装
|
TMR SPDT 0.1S-10MIN BLACK DC12 | |
|
3UF79200AA000
PDF
|
Siemens |
标准封装
|
SIMOCODE PRO DOOR ADAPTOR | |
|
3UF79340AA000
PDF
|
Siemens |
标准封装
|
CONNECTION CABLE | |
|
77C
PDF
|
Littelfuse Inc. |
标准封装
|
1-PHASE OVERLOAD RELAY/ 100-24 | |
|
SE-K4N
PDF
|
Omron Automation and Safety |
标准封装
|
MOTOR PROTECTIVE RELAY | |
| Altech Corporation |
标准封装
|
PROTECTION RELAY 3PH 165-300V AC | ||
|
LVM-1-150V-L
PDF
|
R-K Electronics, Inc. |
标准封装
|
AC/DC VOLTAGE MONTR 120VAC, ADJ | |
|
DPMP-12D-B
PDF
|
R-K Electronics, Inc. |
标准封装
|
3 VOLT RELAY, 12VDC, 200-600VAC, | |
|
TVM-200-21-0002
PDF
|
R-K Electronics, Inc. |
标准封装
|
3 VOLT RELAY ADJ 200-250VAC 13P | |
|
ZVS-120A-FAB
PDF
|
R-K Electronics, Inc. |
标准封装
|
MV RELAY 120VAC, FIX 35MV 1NO 1N |
