Industrial Motor Control Solution – Siemens 6SE7031-2HG84-1JC1 | SIMOVERT MASTERDRIVES
Where This Product Is Used
The Siemens 6SE7031-2HG84-1JC1 is a Vector Control Inverter Trigger Unit from the SIMOVERT MASTERDRIVES series, engineered for demanding industrial motor drive applications. Typical deployment environments include:
- Steel & Metal Processing: Rolling mills, coilers, and tension-controlled winding lines requiring precise torque regulation
- Paper & Printing Industry: Web tension control and multi-drive synchronization on printing presses
- Mining & Quarrying: Conveyor belt drives, crushers, and hoisting equipment with high cyclic load demands
- Marine & Offshore: Thruster drives, winches, and crane hoisting systems requiring robust vector control
- Chemical & Petrochemical Plants: Pump and compressor drives in hazardous-area-adjacent control panels
- Cement & Building Materials: Kiln drives, ball mills, and raw material handling conveyors
- Power Generation: Auxiliary drive systems for turbine auxiliaries and cooling tower fans
Technical Specifications
- Part Number / SKU: 6SE7031-2HG84-1JC1
- Series: SIMOVERT MASTERDRIVES Vector Control (VC)
- Manufacturer: Siemens AG
- Module Type: Inverter Trigger / Firing Unit (Compact PLUS / Chassis format)
- Drive Technology: Vector Control (field-oriented, closed-loop)
- Rated Output Current: ~210 A (refer to Siemens datasheet for exact derating curves)
- Voltage Class: 380–480 V AC, 3-phase
- Frequency Range: 0–300 Hz output
- Communication: Compatible with PROFIBUS-DP, CBP2, and T400 technology boards
- Protection Class: IP20 (panel-mount)
- Cooling: Forced air (internal fan)
- Weight: ~700 g (trigger/control board assembly)
- Compliance: CE, UL, cUL listed
Why Engineers Specify This Model
- Proven Vector Control Architecture: Delivers ±0.01% speed accuracy without encoder feedback in sensorless mode; full closed-loop torque control with encoder
- Modular Scalability: Trigger unit can be replaced independently without disturbing the power section, reducing MTTR significantly
- Wide Ecosystem Compatibility: Integrates natively with Siemens SIMATIC S7 PLCs, SINUMERIK CNC, and SIMOTION motion controllers via PROFIBUS or PROFINET gateway
- Robust EMC Design: Meets EN 61800-3 Category C2/C3 for industrial environments with high electromagnetic interference
- Long Field Track Record: MASTERDRIVES VC platform deployed globally since the 1990s; extensive spare-parts ecosystem and engineering documentation available
- Regenerative Capability: Supports four-quadrant operation when paired with appropriate rectifier/regenerative front-end units
Complete System Bill of Materials
For a complete SIMOVERT MASTERDRIVES VC drive system, the following components are typically required alongside the 6SE7031-2HG84-1JC1:
- Rectifier / Active Front End Unit (e.g., 6SE70xx-xxGxx-0AA0)
- DC Link Capacitor Module
- Braking Resistor or Regenerative Unit (for deceleration energy)
- PROFIBUS Communication Board CBP2 (6SE7090-0XX84-0FF5)
- Encoder Evaluation Board SBP (6SE7090-0XX84-0KA0) – for closed-loop VC
- Siemens SIMATIC S7-300/400 or S7-1500 PLC for supervisory control
- Input Line Reactor (for harmonic mitigation)
- Output dV/dt Filter (for long motor cable runs >50 m)
Compliance & Industry Standards
- CE Marking – Low Voltage Directive 2014/35/EU & EMC Directive 2014/30/EU
- UL 508C – Power Conversion Equipment
- IEC 61800-2 / IEC 61800-3 – Adjustable Speed Electrical Power Drive Systems
- EN 60068 – Environmental Testing (vibration, temperature, humidity)
- RoHS Compliant (EU Directive 2011/65/EU)
Quality Assurance & Sourcing
All units offered through Konmask.com undergo a structured inspection protocol before dispatch:
- Visual inspection for physical damage, corrosion, and component integrity
- Label and part number verification against Siemens factory markings
- Functional power-on test where applicable
- Anti-static packaging with humidity indicator card
- Sourced from authorized industrial distributors, OEM decommissions, and certified refurbishers
We specialize in legacy and discontinued Siemens drive components, maintaining stock for MRO (Maintenance, Repair & Operations) customers who require exact form-fit-function replacements.
How to Source This Part
- Add to Cart: Order directly via this product page for standard lead times
- Request a Quote: Contact us for volume pricing, expedited shipping, or export documentation
- Technical Pre-Sales: Our engineers can verify compatibility with your existing MASTERDRIVES cabinet before you order
- Global Shipping: DHL Express / FedEx International Priority available; export-controlled items handled with full EX1/EEI documentation
Application-Specific FAQ
Q: Is the 6SE7031-2HG84-1JC1 compatible with my existing MASTERDRIVES chassis?
A: Yes, provided your chassis is a SIMOVERT MASTERDRIVES VC Compact PLUS or standard chassis unit in the same current class. Always verify the firmware version of your CU (Control Unit) for compatibility.
Q: Can this trigger unit be used for crane and hoist applications?
A: Yes. The MASTERDRIVES VC series is certified for crane duty cycles. Pair with a Safe Stop (STO) option board and appropriate mechanical brake control for full compliance with EN 14492-2.
Q: What is the difference between the 1JC1 and 1JA1 suffix?
A: The suffix designates the option board configuration. 1JC1 typically indicates a specific technology board or communication option pre-installed at the factory. Contact our technical team to confirm the exact configuration for your application.
Q: Do you provide a warranty on this part?
A: Yes. We offer a 90-day functional warranty on all tested units. Extended warranty options are available upon request.
Q: Can you supply the full drive system, not just this module?
A: Absolutely. Konmask.com stocks a wide range of SIMOVERT MASTERDRIVES components. Contact us with your full BOM and we will provide a consolidated quote.
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