P54431FB4M0710M_ALSTOM_PRODUCT_吉林易择科技技术发展有限公司

P54431FB4M0710M - Distance Protection Relay Advanced IEC 61850-compliant relay for HV transmission lines, featuring: Zone-selective distance (21) protection Auto-reclosing (79) function Fiber-optic communication

Grace +86 13600179521

DESCRIBE

P54431FB4M0710M Key Parameters:

Type: Digital Distance Protection Relay

Rated Voltage: 110-240V AC/DC (Auxiliary)

Current Input: 1A/5A (CT Secondary)

Protection Functions:

Zone-Selective Distance (21)

Overcurrent Backup (50/51)

Auto-Reclosing (79)

Comms: IEC 61850, Modbus TCP, RS485

Accuracy: ±0.5% (Current), ±0.1° (Phase)

Standards: IEC 60255, IEEE C37.90

Temp Range: -25°C to +70°C

SERVICE HOTLINE Grace +86 13600179521

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