GE Multilin 469 Motor Protection System

RTD measurement supports 4 types of RTD, with a range of -50~250 ℃ and an accuracy of ± 2 ℃. Each channel has a 3-level threshold (alarm/high alarm/trip)

Communication speed serial port baud rate 300-19200 bps, Ethernet 10Mbps

Low range of power supply: DC 24-60V/AC 20-48V; High range: DC 90-300V/AC 70-265V, power 45VA (maximum)

（2） Environment and Compliance

Environmental adaptability: working temperature -40~+60 ℃, storage/transportation temperature -40~+80 ℃, humidity 0-95% (55 ℃ without condensation), protection level IP40 (front)/IP20 (back), pollution level 2.

Compliance certification: Compliant with EN60255 series, IEC 61000 series, UL508/UL1053, cULus and other standards, passed ISO9001 quality system certification, CE certification (EN60255-5/27, EN61010-1, etc.).

Ordering and configuration options

（1） Basic models and core options

Basic unit: The model starts with "469", and subsequent codes distinguish key configurations:

CT secondary side: P1 (1A), P5 (5A);

Control power supply: LO (low range: DC24-60V/AC20-48V), HI (high range: DC90-300V/AC70-265V);

Analog output: A1 (0-1mA), A20 (4-20mA);

Extended functions: D (DeviceNet), E (Enhanced Front Panel), T (Enhanced Front Panel+Ethernet), H (Anti harsh Environment Coating).

（2） Optional accessories

Including pull-out handle (with lead seal), RTD sensor, CT/VT of different specifications, Retrofit upgrade kit (including terminal block and depth reduction ring compatible with old SR relays), EnerVista software kit, etc., can be flexibly selected according to on-site needs.