509 NEMA AC Full Voltage Non-Reversing Starter

509-DOB-9A-90


Representative Rendering, Not The Actual Product

NEMA Full Voltage Non-Reversing Starter,SIZE 3,460-480V 60Hz,Open Type Without Enclosure, with Eutectic Alloy Overload Relay

Product Details

PRODUCT
Product TypeOpen Style
ASSEMBLY
Assembly?Modular Kit
SYSTEM VOLTAGE DATA
Phases3 Phase
STARTER DATA
Horsepower50 HP
NEMA SizeNEMA 3
Enclosure CodeOpen
Control Voltage440/480V 50/60 Hz
Line Voltage480V 60Hz
OPTIONS
Overload RelayEutectic Alloy
Factory Installed Modifications
  • N.C. Auxiliary Contact (On Eutectic Overload Relay) (Not used for Contactors 512, 502L, 503, 503L)
  • Auxiliary Contact (On Starter)
IMPORTANT INFORMATION
Enclosure Size [length x width x depth]Open Style / Unknown

Specifications

Electrical Ratings

Load Voltage115…575 (V)
Continuous Current Rating90 (A)
Service Limit Current Rating104 (A)
Maximum Hp Rating (Non-plugging and non-jogging duty) Single-Phase- (Hp)
Maximum Hp Rating (Non-plugging and non-jogging duty) Three-Phase50 (Hp)
Maximum Circuit Closing Inrush Current, Peak Including Offset947 (A)

Mechanical Ratings

Mechanical Life5 (Millions of Operations)
Maximum Number of Auxiliary Contacts8
Pick-up Operating Time (Average)37 (ms)
Drop-out Operating Time (Average)20 (ms)

Construction

Wire size for Power Terminals8…1/0 (AWG)
Required Torque150 (lb•in)
Type of Power TerminalPressure Terminals

Environment Ratings

Operating PositionVertical
Temperature Range-13…+149°F(-25…+65°C)
Altitude10,000 (feet before derating)
Corrosion-ResistanceAll metal parts are treated for corrosion-resistance

Replacement Parts

Product TypeSpare Part
Catalog NumberCD-273
DescriptionCoil,460/480V 60HZ For Starter Or Contactor
Quantity1

Supporting Documentation and Downloads