Siemens Switch disconnector, 3-pole, 23A at 400V, 7.5kW
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Siemens

Siemens Switch disconnector, 3-pole, 23A at 400V, 7.5kW Part number 3LD2064-0TB51

EAN / Barcode 4011209512115
Product Type Control Panel
Product Class Switch disconnector (low voltage)
ETIM Class Switch disconnector (low voltage)
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Product Description

Sentron, Switch disconnector 3LD

The 3LD main switch serves as a reliable solution for safely disconnecting loads in various applications.

Technical details:

  • Main switch, 3-pole
  • Iu: 16 A
  • Operating power / at AC-23 A at 400 V: 7.5 kW
  • Molded-plastic encapsulation for metric cable gland
  • Rotary operating mechanism
  • Degree of protection: IP65
  • Modular design, fast and easy mounting of auxiliary switches, N-PE terminal, or 4th pole
  • 3LD2 is also available in variants for DC applications
  • International approvals: IEC, UL, CCC, and shipbuilding

Customer benefits:

  • Safe shutdown of loads in many areas, e.g., for three-phase motors, air conditioning and ventilation systems
  • Optimum disconnection of 16 A of 250 A from the power supply
  • Versatile and can be used worldwide
  • Wide range of variants for front mounting, mounting plate, DIN rail, or installation in distribution boards
  • End-to-end safety for users and systems

Technical Specifications

Colour control elementBlack
Degree of protection (IP), front sideIP65
Degree of protection (NEMA)Other
Depth117 mm
Device constructionBuilt-in device fixed built-in technique
Height152 mm
InterlockableYes
Max. rated operation voltage Ue AC690 V
Number of poles3
Number of switches1
Rated operation power at AC-23, 400 V8 kW
Rated operation power at AC-3, 400 V6 kW
Rated permanent current at AC-21, 400 V16 A
Rated permanent current at AC-23, 400 V16 A
Rated permanent current Iu16 A
Rated short-time withstand current lcw0.34 kA
Suitable for front mounting centreYes
Type of control elementShort thumb-grip
Type of electrical connection of main circuitFrame clamp
Version as main switchYes
Version as maintenance-/service switchYes
Version as safety switchYes
Width100 mm
Width in number of modular spacings3
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