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ECS225P

 

Electronic Centrifugal Switches for Capacitor Start (& Run) Motors

Switching Part [ BTA24-600BW ]

  • Motor ratingsHP 0.5 ~ 6.0 Hp
  • Aux. Coil rating Volt200 ~ 240 VAC
  • Pole2, 4, 6

  • - These models are designed for both capacitor start motors and two (start + run) capacitors motors.

Electrical Characteristics (Typical ratings other than specified)

Parameter

ECS225P

Unit

Non repetitive peak current @ half cycle, 50/60Hz

250

A

Thermal impedance @ 7.4sec, 25A

0.8

/W

Switch-on delay time @ 50/60Hz

2

cycle

*Discharge resistor

6.0

K

**Forced Switch-off locked rotor time

60Hz

3.8

sec

50Hz 4.6 sec

**Maximum Number of successive restarts

3

-

Forced switch-off starting coil voltage

300 ~ 350

V

Line voltage, VL

200 ~ 250

V

Dielectric strength, between case and pins

>3750

VDC

Insulation resistance, between case and pins

>10

M

Ambient air temperature

-20 ~ 60

  • * For frequent(hight duty)restarts, it is recommended to connect an additional resistor in parallel with starting capacitor.
  • ** These can be initialized by either power interruptions or successful motor run states.

Certification

  • IEC/EN 60730-1(Automatic electrical controls for household and similar use)
  • IEC/EN 60730-2-10(Particular requirements for motor-starting relays)

Typical wiring

200~240VAC 50/60Hz Motor Operation
  • Cs : Starting CapacitorCr : Run CapacitorM1/M2 : Main CoilST : Starting Coil
 
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