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Eaton ETR4-51-A Star-Delta Timer Relay, 24-240V AC/DC, 3-60s, 2 CO, DIN Rail 031884

Eaton ETR4-51-A Star-Delta Timer Relay, 24-240V AC/DC, 3-60s, 2 CO, DIN Rail 031884
Eaton ETR4-51-A Star-Delta Timer Relay, 24-240V AC/DC, 3-60s, 2 CO, DIN Rail 031884
R2,165
The ETR4-51-A stands out as a star-delta timer relay that combines a wide 24–240 V AC/DC supply range with a fixed 50 ms transition time, making it a dependable choice for motor starting applications where precise switching is critical.HighlightsStar time adjustable from 3 to 60 secondsFixed 50 ms t... Read More
Stock 9 Code 3510439 Brand EATON Model 031884 Warranty 2 Years

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Estimated delivery Tuesday, October 6
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The ETR4-51-A stands out as a star-delta timer relay that combines a wide 24–240 V AC/DC supply range with a fixed 50 ms transition time, making it a dependable choice for motor starting applications where precise switching is critical.

Highlights

  • Star time adjustable from 3 to 60 seconds
  • Fixed 50 ms transition time between star and delta
  • Two change-over contacts rated at 3 A
  • DIN rail mounting for quick installation

In daily use

This timer relay simplifies control panel wiring with screw terminals and an IP20 housing. Its wide supply voltage range allows use in various industrial environments without additional power conversion.

Full specifications

  • Supply voltage: 24–240 V AC/DC
  • Output: 2 change-over contacts (2 CO)
  • Rated operational current: 3 A (AC-15, 230 V; DC-13, 24 V)
  • Mounting: DIN rail (35 mm)
  • Connection: Screw terminals
  • Degree of protection: IP20
  • Operating temperature: -25 to +60 °C
  • Rated impulse withstand voltage: 4 kV
  • Rated insulation voltage: 250 V
  • Electrical life: 100,000 operations
  • Mechanical life: 30 x 10^6 operations

Final note

With its robust construction and compliance with IEC/EN 61812-1, UL, and CSA standards, the ETR4-51-A is a reliable component for motor control circuits.

Specifications
AC input voltage
24 - 240 V AC/DC
Brand
Eaton
Category
Star-Delta Timer Relay
DIN rail mounting
Yes
EAN
4015080318842
LED indicators
No
Maximum current
3 A
Model
ETR4-51-A
MPN
031884
Number of modules
1
Operating temperature (T-T)
-25 - 60 °C
Overheat protection
No
Overload protection
No
Product type
Timer Relay
Remotely operated
No
Weight
0.15 kg
Price history over the last 6 months
Eaton ETR4-51-A Star-Delta Timer Relay, 24-240V AC/DC, 3-60s, 2 CO, DIN Rail 031884
Current
R2,165
Lowest
R2,142
Highest
R2,165
Change 24H
+R23   +1%
Week
—   
Month
—   

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