Siemens Sentron Switch disconnector, 3-pole, 9.5kW, 25A
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Siemens

Siemens Sentron Switch disconnector, 3-pole, 9.5kW, 25A Part number 3LD2164-0TB53

EAN / Barcode 4011209524200
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 switch disconnector is an EMERGENCY-OFF switch designed for safe shutdown of loads across various applications.

Technical details:

  • Type: Switch disconnector
  • Model: 3LD
  • Function: EMERGENCY-OFF switch
  • Pole: 3-pole
  • Iu: 25 A
  • Operational power / at AC-23 A at 400 V: 9.5 kW
  • Enclosure: Molded-plastic for metric cable gland
  • Operating mechanism: Rotary
  • Color: Red/yellow
  • Degree of protection: IP65
  • Approvals: IEC, UL, CCC, shipbuilding
  • Modules: Fast and easy mounting of auxiliary switches, N-PE terminal, or 4th pole
  • Variants: Available for front mounting, mounting plate, DIN rail, or installation in distribution boards, optionally with direct or door-coupling rotary operating mechanism
  • DC application variants: Available for 3LD2

Customer benefits:

  • Safe shutdown of loads in various areas, including three-phase motors and air conditioning systems
  • Optimum disconnection capability of 16 A of 250 A from the power supply
  • Versatile applications worldwide
  • End-to-end safety for users and systems

Technical Specifications

Colour control elementRed
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 V10 kW
Rated operation power at AC-3, 400 V8 kW
Rated permanent current at AC-21, 400 V25 A
Rated permanent current at AC-23, 400 V20 A
Rated permanent current Iu25 A
Rated short-time withstand current lcw0.64 kA
Suitable for front mounting centreYes
Type of control elementShort thumb-grip
Type of electrical connection of main circuitFrame clamp
Version as emergency stop installationYes
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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