Home › Manufacturers › Siemens › SINAMICS & MICROMASTER Drives › 6SE7021-3TB21
Siemens

Siemens SIMOVERT VC Inverter Unit 6SE7021-3TB21

Siemens SIMOVERT VC inverter unit, 5.5 kW, 510-620V DC input.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned
In Stock — Ready to Ship
ManufacturerSiemens
Part number6SE7021-3TB21
Type SIMOVERT VC inverter unit, compact
IP Rating IP20
DC Input Voltage 510-620 V
Output Current 13.2 A
Get a price for 6SE7021-3TB21
Response within 1 business hour

All orders subject to availability

✉ Email us 📞 (224) 366-9464
🛡
12-month warranty
All units tested
⚡
Same-day dispatch
Order by 2pm CST
🌐
Worldwide delivery
US, EU, Asia, Middle East
🎖
Veteran-owned
CAGE: 9NK75
Compact design IP20 protection 510-620 V DC input 13.2 A output current 5.5 kW power rating SIMOVERT MASTERDRIVES technology
Product description

The Siemens SIMOVERT MASTERDRIVES VC inverter unit, part number 6SE7021-3TB21, is a compact IP20 rated device designed for variable speed drive applications. It operates with a DC input voltage range of 510-620 V and has a rated output current of 13.2 A, suitable for a 5.5 kW motor.

This inverter is commonly used in industrial applications to control motor speed and torque, such as in conveyor systems, pumps, fans, and general machinery where precise speed control is required. Its robust construction ensures reliable operation in industrial environments.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6SE7021-3TB21 SIMOVERT VC inverter unit, providing reliable access to essential automation components.

Technical specifications
TypeSIMOVERT VC inverter unit, compact
IP RatingIP20
DC Input Voltage510-620 V
Output Current13.2 A
Rated Power5.5 kW
Common applications
Motor speed control
Variable speed drives
Conveyor systems
Pump control
Fan control
Industrial machinery
Compatible systems
Requires appropriate control unit and motor for operation.
Also known as
SIMOVERT MASTERDRIVES VC Siemens 6SE70213TB21 SIMOVERT inverter
Replaces / compatible with
This unit is part of the SIMOVERT MASTERDRIVES series and is designed as a standalone drive unit.
Technical note
Expert tip
Ensure proper heatsinking and ventilation when installing the 6SE7021-3TB21 to maintain its rated performance and prevent overheating.
What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the power rating and input voltage for the Siemens 6SE7021-3TB21 inverter?
The Siemens 6SE7021-3TB21 SIMOVERT VC inverter unit has a rated power output of 5.5 kW. It operates with a DC input voltage range of 510-620 V.
Related Siemens parts
6SE7021-3TB21-Z
Siemens · 6SE7021-3TB21-Z
View Part
6SE7021-3TB20-Z
Siemens · 6SE7021-3TB20-Z
View Part
6SE7021-3TB30
SIMOVERT SC COMPACT UNIT / IP 20 510 TO 620 V DC 13.2 A
View Part
6SE7021-3TB20
SIMOVERT VC compact device/IP20 510-620 V DC 13.2 A
View Part
6SE7021-3TB30-Z
Siemens · 6SE7021-3TB30-Z
View Part
6SE7021-3TB11-Z
Siemens · 6SE7021-3TB11-Z
View Part
6SE7021-3TB31
SIMOVERT MASTERDRIVES SIMOVERT SC, INVERTER COMPACT UNIT, IP20 DC 510-620 V, 13…
View Part
6SE7021-3TB11
SIMOVERT MASTERDRIVES SIMOVERT FC inverter unit compact device, IP20 510-620 V …
View Part
6SE7021-3TB31-Z
Siemens · 6SE7021-3TB31-Z
View Part
6SE7021-3TB10
SIMOVERT FC compact device/IP20 510-620 V DC 13.2 A
View Part