Description

SDCS‑PIN‑H41 Power Interface Board

Technical Specifications

• Product Model: SDCS‑PIN‑H41
• Brand: ABB
• Warranty: One Year
• Input Voltage: 24‑48 V DC auxiliary supply
• Operating Temperature: ‑20 °C ~ +70 °C
• Storage Temperature: ‑40 °C ~ +85 °C
• Response Time: Thyristor firing pulse response ＜1 ms
• Protection Class: IP20 drive‑internal plug‑in board
• Accuracy Class: DC drive power‑interface measurement grade
• Output Frequency: Not applicable
• Rated Current: Max 5 A channel output capacity
• Function: Thyristor firing pulse generation, armature current measurement, snubber protection for DCS880 DC converter unit
• Diagnostics: Hardware over‑current detection, onboard test points
• System Compatibility: ABB DCS880 series DC drives
• Certifications: CE
• Humidity: 5‑95 % RH, non‑condensing
• Weight: 0.55 kg
• Dimensions: Standard DCS880 drive internal PCB footprint
• 

Product Overview

SDCS‑PIN‑H41 is power interface board for ABB DCS880 DC drive series. It generates thyristor firing pulses, performs armature current acquisition and provides RC‑MOV snubber circuit for power‑semiconductor protection. It acts as signal bridge between main control board and power thyristor stack. This legacy drive spare board is end‑of‑life, available as refurbished and new‑old‑stock units for metallurgical DC motor drive cabinet maintenance.

Application Notes

‑ Install inside matched DCS880 DC drive cabinet. ‑ Confirm drive power rating matches board hardware revision. ‑ Strictly implement ESD protection during replacement. ‑ Typical deployment: steel mill DC drive, paper‑machine DC motor control spare‑part stocking.