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The ABB 5SHX0660F0002 is a high-power Integrated Gate-Commutated Thyristor (IGCT) module designed for demanding medium-voltage power conversion applications. Manufactured at ABB‘s semiconductor center of excellence in Lenzburg, Switzerland, the ABB 5SHX0660F0002 belongs to the 5SHX series of press-pack power semiconductors and serves as a core switching element in ABB’s ACS6000 medium-voltage drive platform and UNITROL® 6000 excitation systems.

The ABB 5SHX0660F0002 combines the low conduction losses of a traditional thyristor with the fast turn-off capability of an IGBT, delivering snubberless operation without the bulky and expensive dV/dt snubber circuits required by conventional GTO devices. The module integrates a reverse-conducting IGCT wafer with an integrated gate driver unit in a single ceramic-metal press-pack housing, minimizing stray inductance in the gate loop and enabling ultra-fast “hard-drive” commutation in under one microsecond.

With a continuous turn-off current of 660 A and repetitive blocking voltage ranging from 4500 V to 5500 V, the ABB 5SHX0660F0002 is engineered for direct liquid cooling and press-pack mounting with clamping forces typically ranging from 10 to 25 kN. The fiber-optic gate control interface ensures complete galvanic isolation and immunity against the extreme electromagnetic interference present in high-voltage converter cabinets.

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Description

 

Technical Specifications

Parameter Name Parameter Value
Product Model 5SHX0660F0002
Alternative Part Number 3BHE022333R0101 / 3BHB018104R0001
Manufacturer ABB
Product Type Reverse-Conducting IGCT Module
Technology Integrated Gate-Commutated Thyristor (RC-IGCT)
Repetitive Blocking Voltage (VDRM) 4500 V to 5500 V
Continuous Turn-Off Current 660 A (typical)
Peak Turn-Off Current Up to 5000 A (short duration)
On-State Voltage (VTM) < 1.9 V typical at rated current
Switching Frequency Up to 1 kHz (500 Hz continuous)
Gate Control Voltage 24 V DC (integrated gate unit)
Trigger Interface Fiber-Optic (V-Pin / ST style)
Cooling Method Direct Liquid Cooling (water/glycol) or Forced Air
Mounting Press-Pack, 10-25 kN clamping force
Operating Junction Temperature -40°C to +125°C
Package Style Ceramic Press-Pack (91 mm diameter)

 

Main Features and Advantages

Integrated Gate Unit in Press-Pack Format: The ABB 5SHX0660F0002 physically integrates the gate driver directly atop the semiconductor disc within the same press-pack can, collapsing stray inductance in the gate loop to near-zero. This architecture enables “hard-drive” commutation where the ABB 5SHX0660F0002 turns off in less than one microsecond without the dV/dt stress that would require external snubbers on conventional GTO devices.

Low Conduction Losses with Reverse-Conducting Design: The ABB 5SHX0660F0002 employs a reverse-conducting IGCT wafer that integrates the freewheeling diode function directly into the semiconductor structure. This eliminates the need for separate freewheeling diodes, reducing component count and cabinet footprint while achieving on-state voltages below 1.9 V at rated current. The low conduction losses translate directly to reduced heat dissipation and higher overall converter efficiency.

Snubberless Operation and Simplified System Design: Because the ABB 5SHX0660F0002 performs fast turn-off without excessive dV/dt, inverter designs using this module can eliminate the large snubber circuits and their associated capacitors, resistors, and inductors. This simplification reduces system cost, eliminates snubber-related failure modes, and frees up valuable cabinet space in medium-voltage drive installations.

High di/dt Turn-Off Capability: The ABB 5SHX0660F0002 supports fast commutation in NPC and ANPC converter topologies without auxiliary circuits. The integrated gate unit enables precise control over conduction transitions, preventing timing drift or mismatch faults that could degrade switching sequences in parallel-connected module configurations.

Optical Isolation for EMI Immunity: The ABB 5SHX0660F0002 uses plastic optical fiber for both trigger input and fault status feedback, providing complete galvanic isolation between the gate drive electronics and the main controller. This optical interface ensures reliable operation even in the presence of the severe electromagnetic interference found in high-voltage converter cabinets.

Robust Thermal Management: With double-side cooling capability and a junction temperature range extending from -40°C to +125°C, the ABB 5SHX0660F0002 maintains reliable performance under continuous heavy loading. The hermetically sealed ceramic package withstands humidity, vibration, and industrial contaminants, delivering 20+ years of service life in demanding environments.