Siemens 5SY4303-8 SenSupplementary Protector

2118315 MFG #: 5SY4303-8
$305.90 / EA
Usually Ships within 5-8 Days
  • Actuator Type: Handle
  • Amperage Rating: 3
  • Dimensions: 90 mm H x 54 mm W x 76 mm D
  • Enclosure Type: IP20/IP40
  • Frame: 5SY4
  • Frequency Rating: 50
  • Interrupt Rating: 10
  • Number of Poles: 3
  • Temperature Rating (Degrees F): -25 to 55
  • Trip Range: 3.36 to 4.35
  • Trip Type: Thermal Magnetic, Thermal/Magnetic
  • Voltage Rating: 480
  • Wire Size: 14 to 4
  • Connection type: Line/Load/Screw
  • Mounting type: DIN Rail

Siemens 5SY4303-8 SenSupplementary Protector

Siemens Sentron™ Supplementary Protector, 480 VAC, 3 A, 50 Hz Frequency, 10 kA Interrupt, 5SY4 Frame, Thermal/Magnetic Trip, 3.36 to 4.35 A Trip, 3 Pole, Handle Actuator, Line/Load/Screw Connection, 14 to 4 AWG Wire, IP20/IP40 Enclosure, DIN Rail Mounting, -25 to 55 deg C, 90 mm H x 54 mm W x 76 mm D Dimensions

Additional Description: SIEM-5SY4303-8 SUP PTOR 5SY4 3P 480V 3A 5K D-TRIP D

Catalog Description: SUPPLEMENTARY PROTECTOR,3P,3A,CURVE D Supplementary Protector, UL1077 Rated, IEC Mini Circuit Breaker, 3 Pole, 3 Amps, 480 VAC, Trip Characteristic Curve D, 54mm Width, 70mm Depth, UL File E116386 in Vol. 1 Sec. 2

  • Specifications
  • Clear and visible conductor connection in front of the rear busbar facilitates controls
  • 10 to 20 times magnetic trip point rating
  • 1.13 to 1.45 thermal trip point protector rating
  • The conductor is easily inserted into the terminal thanks to the large and easily accessible wiring space
  • Double terminal chambers permit accommodation of two wires of different cross-sections
  • Quick and easy manual removal of miniature circuit breakers from the busbar assembly, for example if connections need to be changed
  • Time saving replacement of parts as busbars no longer need to be freed from adjacent devices
  • For the quick and easy mounting of auxiliary switches and fault signal contacts
  • Captive metal brackets on the additional components ensure the quick and easy mounting of devices on the miniature circuit breakers without the need for tools
  • Class D-trip
  • Type D characteristic is designed for high inrush loads