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PRODUCT DESCRIPTION
6SE7021-8EB84-1HF3 PEU3 output power board
Siemens 6SE7021-8EB84-1HF3 is a PEU3 output power board used in the SIMOVERT MASTERDRIVES. It controls the three-phase output stage for the connected motor and must be matched to the documented electrical class, installed section and connector arrangement.
Before replacement, verify the complete article number, board revision, 510–620 V DC link, 18 A output class, mating hardware, grounding and site procedure. Commission the affected drive function only after completing the specified checks.
Before replacement, verify the complete article number, board revision, 510–620 V DC link, 18 A output class, mating hardware, grounding and site procedure. Commission the affected drive function only after completing the specified checks.
BEFORE YOU BUY
Confirm the complete PEU3 output power board
ACTUAL APPLICATIONS
Application context for 6SE7021-8EB84-1HF3
Manufacturer documentation places the Peu3 Output Power Board in practical drive applications. The three cases below describe different operating tasks in which 6SE7021-8EB84-1HF3 performs its documented product-family role with the configured companion equipment.
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01 · OIL & GAS
Supervise cooling-fan control with Peu3 Output
As part of the air coolers, fan motors and temperature feedback, 6SE7021-8EB84-1HF3 supports the configured automation role as a Peu3 Output Power Board. During ambient-load change, the system uses this function to trim fan speed to the measured cooling requirement, helping it hold outlet temperature without unnecessary fan power. -
02 · PULP & PAPER
Verify stock preparation with Peu3 Output process control
As part of the pulp chests and refiners, 6SE7021-8EB84-1HF3 performs its assigned control role as a Peu3 Output Power Board. During grade change, the system uses this function to coordinate flow, consistency and equipment permissives, helping it deliver stable stock to the machine. -
03 · WATER & WASTEWATER
Synchronize aeration-blower output during oxygen-setpoint change
Across the blower motors, air headers and oxygen-control loops, 6SE7021-8EB84-1HF3 operates in its approved product-family role as a Peu3 Output Power Board. During oxygen-setpoint change, the system uses this function to coordinate blower speed with the required air delivery, helping it match aeration energy to treatment demand.
Technical specifications for 6SE7021-8EB84-1HF3
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Product Model6SE7021-8EB84-1HF3
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Product ParametersPEU3 output power board
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In stock1 unit
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ManufacturerSiemens
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Component ClassPEU3 output power board
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Drive FamilySIMOVERT MASTERDRIVES
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Primary FunctionControls the three-phase output stage for the connected motor
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Power ArchitecturePEU3 power electronics
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Voltage Class510–620 V DC link
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Current Rating18 A output class
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Power SectionInverter output section
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Mechanical DesignPlug-in power board
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Electrical InterfacePhase, gate and current-feedback plugs
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Commissioning CheckVerify output symmetry and insulation
View all additional
Alternative Names
6SE7021 8EB84 1HF3
SIMOVERT MASTERDRIVES PEU3 output power board
Siemens 18 A PEU3 board
SYSTEM & REPLACEMENT CHECK
Information needed before ordering
Three direct checks to secure your system integration and minimize ordering risks.
Information
System integration
Replacement check
Manuals & support
DRIVE SYSTEM INTEGRATION
Match 6SE7021-8EB84-1HF3 to the installed SIMOVERT MASTERDRIVES
Siemens 6SE7021-8EB84-1HF3 is a PEU3 output power board used in the SIMOVERT MASTERDRIVES to control the three-phase output stage for the connected motor. Its peu3 power electronics role must match the documented drive configuration, section assignment and controlled hardware arrangement.
Before integration, confirm 510–620 V DC link, 18 A output class, the inverter output section, plug-in power board and phase, gate and current-feedback plugs. Compare the complete article and connector orientation with the installed equipment and Siemens documentation.
Use qualified drive-service personnel, apply the site lockout procedure, observe the specified discharge time and use ESD protection. Complete verify output symmetry and insulation, then review diagnostics and the affected machine function before returning the system to service.
Features:
- Identity: 6SE7021-8EB84-1HF3
- Function: Controls the three-phase output stage for the connected motor
- Family: SIMOVERT MASTERDRIVES
The Siemens 6SE7021-8EB84-1HF3 requires documented system integration and a recorded functional test before energising the drive.
REPLACEMENT CONTROL
Verify the complete 6SE7021-8EB84-1HF3 identity before exchange
Treat 6SE7021-8EB84-1HF3 as a configuration-specific PEU3 output power board for the SIMOVERT MASTERDRIVES. Match the complete Siemens article number, installed inverter output section, board or module revision, mechanical design and approved replacement record before removal.
Photograph phase, gate and current-feedback plugs, connector keying, cable labels, shielding, protective earth, adjacent assemblies and the installed section position. Preserve the documented plug-in power board and any cooling or discharge provisions while the drive is isolated.
After installation, verify output symmetry and insulation. Restore only the approved parameters and interfaces, review Siemens diagnostics, test the affected power or control path at a controlled operating point, and retain the article identity and test results in the maintenance record.
Features:
- Exact article: 6SE7021-8EB84-1HF3
- Installed section: Inverter output section
- Release check: Verify output symmetry and insulation
The Siemens 6SE7021-8EB84-1HF3 requires documented replacement verification and a recorded functional test before energising the drive.
DOCUMENTATION STATUS
Browse the Manuals, Datasheets, Official Documents, Links
Important Notice: The linked files are Amikong-hosted reference documents. Match their product identity and scope to the supplied assembly, and consult the applicable manufacturer instructions before use. Accessories and additional documents are included only when expressly listed in the quotation.
Features:
- Technical values prepared for 6SE7021-8EB84-1HF3
- Installation checks matched to the drive section
- Exact article identity required before service
Documentation for Siemens 6SE7021-8EB84-1HF3 must match the installed drive, power section and revision; confirm manual applicability before service.
Also searched as
Important notice
Manuals, software, firmware, cables, calibration data and accessories are included only when listed in the quotation. AMIKON is an independent supplier and is not affiliated with or authorised by the manufacturer.
This content has been produced using multiple sources. Takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
BUYER INFORMATION
Commercial terms without hidden steps
Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
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01
Shipping & delivery
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DispatchEligible stock: same / next day
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CarriersDHL, FedEx or UPS
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Ship fromXiamen, China
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Packed size55 × 28 × 3 cm
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Shipping weight0.7 kg
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Payment & customs
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PaymentBank transfer (T/T)
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CurrenciesUSD · EUR · GBP · RMB
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Credit cardsNot accepted
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HS reference85049090
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OriginGermany
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Warranty & returns
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Warranty12 months from AMIKON
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InspectionLabel, condition and packing checks
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ReturnsPrior RMA authorisation required
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CompatibilityConfirm before order
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OEM warrantyDoes not apply
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Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
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Part checked
Full suffix recorded -
Condition checked
Label and appearance -
Packing checked
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Tracking supplied
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Sandy Lin
Dedicated account manager · 15+ years
FREQUENTLY ASKED QUESTIONS
Questions buyers ask about 6SE7021-8EB84-1HF3
Direct answers about identity, compatibility, stock, warranty, payment and shipping.
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What planned-maintenance task involves 6SE7021-8EB84-1HF3 for 18 A motor output in SIMOVERT MASTERDRIVES?
Use 6SE7021-8EB84-1HF3 only for controls the three-phase output stage for the connected motor in the documented SIMOVERT MASTERDRIVES. Engineering must confirm the installed inverter output section, 510–620 V DC link and controlled drawing before work. -
What symptoms should maintenance record before blaming 6SE7021-8EB84-1HF3 for a three-phase firing fault?
For 6SE7021-8EB84-1HF3, review drive alarms, DC-link or supply readings, command status, phase, gate and current-feedback plugs and the physical condition of the 18 A PEU3 board. Compare results with a known-good channel where the site procedure permits. -
Which wiring and hardware records are needed before a 6SE7021-8EB84-1HF3 replacement?
Before removing 6SE7021-8EB84-1HF3, save parameters where applicable and photograph the plug-in power board, connector keys, cable labels, shield and protective-earth routes, adjacent assemblies and full nameplate. -
Which post-replacement tests release the 18 A PEU3 board back to service?
After installation, verify output symmetry and insulation. Maintenance should then review diagnostics, prove the output symmetry test under controlled conditions and record the final result before production release. -
How can order processing validate 6SE7021-8EB84-1HF3 as the correct 18 A PEU3 board?
Match the complete 6SE7021-8EB84-1HF3 article, 18 A PEU3 board, 510–620 V DC link, 18 A output class, hardware suffix and installed SIMOVERT MASTERDRIVES configuration. A similar appearance or shortened article number is insufficient. -
What should a distributor disclose about the condition and revision of 6SE7021-8EB84-1HF3?
The offer for 6SE7021-8EB84-1HF3 should state label revision, new or surplus condition, visible inspection result and whether connectors, memory, software, manuals or other accessories are included. Unlisted accessories are excluded. -
Which delivery details should appear on a quotation for 6SE7021-8EB84-1HF3?
For 6SE7021-8EB84-1HF3, request confirmed stock status, dispatch time, ship-from location, packed size, shipping weight and courier options. The written quotation controls the final delivery terms. -
What paperwork should procurement request with the 18 A PEU3 board?
A 6SE7021-8EB84-1HF3 quotation should identify the supplied Data Sheet and Installation Instructions, 12-month AMIKON warranty, HS reference, origin, return conditions and any document or licence limitations.
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