Star-Delta Timer, TSDT-N

Star-Delta Timer, TSDT-N
Star-Delta Timer, TSDT-N

INTRODUCTION

  • Specially designed for induction motor starting.
  • Change time (0.1-0.5 sec) from star (λ) to delta (Δ) is according to the requirement of the user.
  • Short release time, suitable for fast repeat operating.
  • Operating voltage optional from AC 110V to AC 440V.
  • Two timing ranges : 30 sec. or 60 sec.

Product Description
SPECIFICATIONS
  • Rated voltage :
    AC 110V, 220V, 380V, 415V, 440V
  • Rated frequency : 50/60Hz
  • Operating voltage :
    AC 85-110% of rated voltage
  • Consumed power : About 3VA for AC
  • Control method : Time-limit operation / Self-resetting
  • Contact rating : AC 250V 5A (P.F.=1)
  • Ambient temp. : -10℃ ~ +55℃
  • Ambient humidity : 45~85% RH
CHARACTERISTICS
  • Repeat accuracy : Less than ±1% off full scale.
  • Effect of voltage : Less than ±1.0%
  • Effect of temp. : Less than ±2% at 20℃
  • Setting accuracy : Less than ±10% of full scale.
  • Reset time : Less than 0.3 Sec.
  • Insulation resist : Over 50MΩ (DC500V)
  • Dielectric : AC 2000V one Min
  • Vibration : Incorrect operate 10-55Hz 0.3mm.
  • Resistance : Durability 10-55Hz 0.5mm.
  • Life :
    Mechanical 5,000,000 times.
    Electrical 200,000 times.