Siemens Switch disconnector, 4-pole, 63A max and fuse current
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Siemens

Siemens Switch disconnector, 4-pole, 63A max and fuse current Part number 3LD2504-1TL51

EAN / Barcode 4011209639065
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 is a versatile 4-pole switch disconnector designed for safe shutdown of loads in various applications.

Technical details:

  • Main switch, 4-pole
  • Iu: 63 A
  • Operating power / at AC-23 A at 400 V: 22 kW
  • Front-mounted, rotary operating mechanism, black
  • 4-hole mounting of the handle for safe shutdown
  • Optimum disconnection of 16 A of 250 A
  • Degree of protection IP65
  • Modular design, fast and easy mounting of auxiliary switches
  • N-PE terminal, or 4th pole
  • International IEC, UL, CCC, and shipbuilding approvals
  • Available in variants for DC applications

Customer benefits:

  • Safe shutdown of loads in various areas, e.g., for three-phase motors and air conditioning systems
  • Encapsulated enclosure suitable for outdoor applications
  • Available in a wide range of variants for different mounting options
  • End-to-end safety for users and systems

Technical Specifications

Colour control elementBlack
Degree of protection (IP), front sideIP65
Degree of protection (NEMA)Other
Depth110.5 mm
Device constructionBuilt-in device fixed built-in technique
Height106 mm
InterlockableYes
Max. rated operation voltage Ue AC690 V
Number of poles4
Number of switches1
Rated operation power at AC-23, 400 V22 kW
Rated operation power at AC-3, 400 V19 kW
Rated permanent current at AC-21, 400 V63 A
Rated permanent current at AC-23, 400 V43 A
Rated permanent current Iu63 A
Rated short-time withstand current lcw1.26 kA
Suitable for front mounting 4-holeYes
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
Width90 mm
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