The INTER_DEEP Intermediate Control Interface Board (Part Number: 790075P371 - Original Italian Technical Code: SCHEDA INTER_DEEP / CARD INTER) engineered and manufactured by premier Italian power electronics specialist SECOM s.r.l. is a high-reliability system interface and interconnection sub-assembly designed to route, isolate, and synchronize critical high-speed control data between master digital signal processors (DSP) and peripheral power electronics modules in SECOM industrial inverter/converter drive cabinets.

PRODUCT OVERVIEW & SPECIFICATIONS (790075P371):
- Part Number: 790075P371
- Technical Code: SCHEDA INTER_DEEP / CARD INTER (Scheda di Interfaccia Sistema).
- Manufacturer: SECOM s.r.l. (Italy)
- Core System Functionality: Serves as the internal communication and routing backbone, receiving PWM firing vectors from the master DSP processor and distributing them to IGBT gate driver cards (such as 110582 or 790075P191), while simultaneously collecting isolated hardware fault flags (desaturation, overcurrent, overvoltage, overtemperature) and transducer feedback for centralized CPU supervision.
- High Galvanic Isolation: Incorporates high-speed industrial optocouplers and line driver buffers to establish a barrier between sensitive microprocessing logic and high-voltage power switching noise.
- Modular Backplane Interconnect: Features standardized multi-pin industrial ribbon cable headers with mechanical locking latches, providing vibration-proof connections and rapid field maintenance during scheduled service shutdowns.

KEY ADVANTAGES:
- Ultra-Low Signal Latency: High-bandwidth signal paths ensure microsecond transmission of PWM patterns and instantaneous propagation of emergency trip signals.
- Robust Noise & Crosstalk Suppression: Multilayer PCB substrate with dedicated ground planes prevents electromagnetic cross-coupling and false triggers in high dV/dt environments.
- Industrial Conformal Coating: Protected against industrial condensation, oil aerosols, and conductive airborne particulate in demanding steel mills, cement plants, and marine vessel engine rooms.

• Manufacturer: SECOM s.r.l.
• Origin: Italy
• Part Number: 790075P371
• Factory Code: SCHEDA INTER_DEEP / CARD INTER
• Device Category: Inverter System Interface & Control Interconnection Board
• System Compatibility: SECOM industrial variable frequency drives and high-power converter cubicles
• Primary Function: PWM signal routing, hardware fault aggregation, and internal bus interfacing
• Logic Operating Voltages: 5V DC / 15V DC / 24V DC supplied from auxiliary power boards (e.g., SECOM 790075P098)
• Galvanic Test Isolation: Optocoupled isolation barrier rated at ≥ 2.5 kV AC / 4.0 kV AC
• Interface Channels:
  - Multi-channel gate driver control bus
  - Hardware status and fault reporting channels
  - Master DSP / CPU processor interface bus
• Connection Hardware: Multi-pin industrial flat ribbon cable headers with positive locking clips
• Surface Protection: Heavy-duty conformal coating resisting humidity and industrial contaminants
• Operating Ambient Temperature: -10°C to +65°C
• Storage Temperature Range: -40°C to +85°C
• Standards Compliance: Conforms to EN / IEC 61800-5-1, EN 61000-6-2, and EN 61000-6-4 industrial converter standards
• Typical Applications: Interface and routing backbone in rolling mill heavy-duty drives, cement kiln clinker mill converters, marine vessel electric thruster drives, and heavy industrial variable frequency drives.