Product details
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SIEMENS · PRODUCT PROFILE

6SL3955-0TX00-1AA1

SINAMICS TAS21F Thyristor Gate Unit

Series: SINAMICS High-Power Drive Components

PRODUCT SNAPSHOT

The Siemens 6SL3955-0TX00-1AA1 is a legacy TAS21F thyristor gate unit for 8 kV high-power drive equipment. This variant uses a 10 µs filter without electronic overvoltage protection and software version V3.2, making exact order-code matching essential.

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RELATED MODELS

CONNECTIVITY · COMPLIANCE

Integration requirements and verified standards

COMMUNICATION & CONNECTION

◆Connects to the designated converter control and thyristor power stack

◆Variant-specific signal filtering supports the matched firing circuit

◆Verify wiring, connector assignment and software variant before energizing

CERTIFICATION & STANDARDS

◆Use only within the documented Siemens converter configuration

◆Observe system-level EMC and electrical isolation requirements

◆Follow qualified-personnel procedures for high-voltage drive maintenance

OFFICIAL TECHNICAL DATA

Product type

Thyristor gate unit

Gate-unit version

TAS21F

Voltage class

8 kV

Filter

10 µs

Overvoltage protection

Not integrated

Software version

V3.2

BRAND VALUE · APPLICATION FIT

Built for dependable industrial integration

BRAND CHARACTERISTICS

◆Siemens engineered replacement component for installed drive fleets

◆Defined hardware and software variant simplifies like-for-like service

◆Industrial design supports controlled maintenance of legacy systems

◆Broad service experience across demanding process industries

APPLICATION FIELDS

◆Replacement in compatible SINAMICS high-power converters

◆Thyristor gate control for industrial motor-drive systems

◆Shutdown maintenance and critical-spares programs

◆Legacy drive refurbishment and lifecycle extension

RECOMMENDED MODELS

SIEMENS

6ES7312-5BF04-0AB0

6ES7321-1CH00-0AA0

6ES7407-0DA02-0AA0

6ES7960-1AA04-0XA0

6ES7216-2BD23-0XB8

6AV2123-2GB03-0AX0

6DL1131-6BH00-0PH1

6DD1611-0AE0

6SL3955-0TX00-1AA0

6SL3955-0TX00-1AA1

6ES7332-5RD00-0AB0

6ES7350-2AH00-0AE0

6ES7322-1HH01-0AA0

6ES7314-6BG03-0AB0

6ES7650-8AR60-0AA0

6ES7675-1DA20-1AA0

6GK1561-4AA00

6ES7441-1AA05-0AE0

6GK5202-2BH00-2BA3

6GK5307-3BM00-2AA3

BECKHOFF

CX9020-0111

CX5130-0125

CX5140-0150

CX2043-0155

EK1100

EK1110

EL1008

EL1809

EL2008

EL2809

EL3054

EL3064

EL4008

EL6695

EL6900

KL1408

KL2408

KL3054

BK1120

CP2916-0000

SERVICE & POLICY

Verification before supply

SERVICE PROCESS

Identify

Confirm complete order code

Verify

Check revision and condition

Quote

Provide price and lead time

Dispatch

Pack and arrange shipment

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Hot Tags :

6SL3955-0TX00-1AA1

Siemens TAS21F

SINAMICS Gate Unit

8 kV Thyristor Control

V3.2 Gate Board

Drive Spare Module

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