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6SL3120-2TE21-8AA3 Siemens
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6SL3120-2TE21-8AA3 Siemens

$2,082.50 - $8,420.99
$2,082.50
$2,082.50 - $8,420.99
$2,082.50
Surplus - Tested (With Warranty)
Need a Specific Revision?
$2,082.50
3 in stock
New / Open-Box Surplus
Need a Specific Revision?
$8,420.99
4 in stock
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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The Siemens 6SL3120-2TE21-8AA3 is a Double Motor Module (DMM) in the SINAMICS S120 booksize format, designed for installation within drive systems. It accepts a DC link voltage and supplies two AC motor outputs. The module supports internal air cooling, DRIVE-CLiQ communication, and integrated safety functions. It is employed in industrial motion control applications such as conveyor systems, packaging lines, and machine tools where dual-motor control and safety integration are required. Part number 6SL3120-2TE21-8AA3 integrates into SINAMICS S120 racks.

Best Suited For

  • Dual-motor SINAMICS S120 applications
  • Internal air-cooled drive cabinets
  • Systems requiring integrated SIL 2 / PL d safety
  • Drive installations using DRIVE-CLiQ communication
DC link voltage
DC 510 … 720 V
Output current (rated)
2 × 18.0 A
Maximum output current (S6 duty)
2 × 24.0 A
Cooling method
Internal air cooling
Safety rating
SIL 2 / PL d, Cat 3

Technical Specifications

I/O & Electrical

DC link voltage
DC 510 … 720 V
Electronics power supply
DC 24 V -15 % / +20 %
Maximum current demand (electronics)
1.10 A
Rated output current
2 × 18.0 A
Base-load current
2 × 15.3 A
S6 (40%) duty current
2 × 24.0 A
Maximum current Imax
2 × 36.0 A

Communication & Power

DC link capacitance
705 µF
DC link busbars rating
200 A
DRIVE-CLiQ interface
present

Physical & Environmental

Cooling method
Internal air cooling
Cooling air requirement
0.016 m³/s
Ambient operating temperature
0 … 40 °C (32 … 104 °F)
Installation altitude (no derating)
1,000 m (3,281 ft)
Motor cable length - shielded
70 m (230 ft)
Motor cable length - unshielded
100 m (328 ft)
Terminals conductor cross-section
1.5 … 6 mm² (16 … 10 AWG)
PE connection
M5 screw
Degree of protection
IP20 / UL open type
Dimensions (W × H × D)
50 × 380 × 270 mm (1.97 × 14.96 × 10.63 in)
Net weight
approx. 4.7 kg (10.36 lb)

Certifications

CEcULusSIL 2PL dCat 3

Safety Integrated: SIL 2 according to IEC 61508, PL d according to EN ISO 13849-1, Category 3; Compliance: CE, cULus

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Rockwell Automation documentation

Access official manuals, datasheets, and lifecycle information for this part directly from Rockwell Automation.

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