Siemens Switch disconnector, 3-pole, 16A Siemens
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Siemens

Siemens Switch disconnector, 3-pole, 16A Part number 3LD2003-0TK51

EAN / Barcode 4011209519121
Product Type Control Panel
Product Class Switch disconnector (low voltage)
Category Power Distribution
Sub-category Isolator
ETIM Class Switch disconnector (low voltage)
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Product Description

Sentron, switch disconnector 3LD

The 3LD switch disconnector serves as a main switch, designed for reliable load shutdown in various applications.

Technical details:

  • Main switch
  • 3-pole
  • Iu: 16 A
  • Operating power / at AC-23 A at 400 V: 7.5 kW
  • Front-mounted
  • Rotary operating mechanism
  • Black
  • 4-hole mounting of the handle
  • Modular design
  • Fast and easy mounting of auxiliary switches
  • N-PE terminal
  • 4th pole
  • Degree of protection IP65
  • International IEC, UL, CCC, and shipbuilding approvals
  • Variants for front mounting, mounting plate, DIN rail, or installation in distribution boards
  • Also available in variants for DC applications

Customer benefits:

  • Safe shutdown of loads in various areas such as three-phase motors, air conditioning and ventilation systems, and machining machines
  • Locking capability of the rotary operating mechanism for optimum disconnection of 16 A of 250 A from the power supply
  • Encapsulated enclosure for outdoor applications
  • Versatile use worldwide
  • End-to-end safety for users and systems

Technical Specifications

Colour control elementBlack
Degree of protection (IP), front sideIP65
Degree of protection (NEMA)Other
Depth93 mm
Device constructionBuilt-in device fixed built-in technique
Height84 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 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
Width67 mm
Width in number of modular spacings3
Part Width78 mm
Part Height93 mm
Part Depth71 mm
Weight205 g
Country of OriginGermany
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