CN
YXM1
Moulded Case Circuit Breaker YXM1
Main Functions: Model. YXM1 Moulded Case Circuit Breaker Series are suitable for distribution lines with AC 50Hz, rated operating voltage 690V and below, rated operating current 1600A with the function of infrequent conversion and motor infrequent starting. The products have protection function of overload, short circuit and under voltage, which can protect the line and power supply equipment from damage.
Moulded Case Circuit Breaker YXM1

Technical Parameter

Model Current shell frame
  (A)
Rated current
  (A)
Rated operational voltage
(V)
Rated insulation voltage
(V)
Rated limited short-circuit breaking capacity
400V/690V
(kA)
Rated operation short-circuit breaking capacity
400V/690V
  (kA)
Number of poles Altitude
(≤m)
Working temperature
(℃)
Mechanical service life
(times)
Electrical service life (times)
YXM1-125L 125 16/ 20/ 25/ 32/ 40/ 50/ 63/ 80/ 125 400/415/690 690 35/8 17.5/4 3 2000 -5~+40 20000 8000
YXM1-125M 125 50/10 25/5 3/ 4 2000 -5~+40 20000 8000
YXM1-125H 125 85/20 42.5/10 3 2000 -5~+40 20000 8000
YXM1-250L 250 125/ 160/ 180/ 200/ 250 400/415/690
400/415/690
400/415/690
690 35/8 17.5/4 3 2000 -5~+40 20000 8000
YXM1-250M 250 50/10 25/5 3/ 4 2000 -5~+40 20000 8000
YXM1-250H 250 85/20 42.5/10 3 2000 -5~+40 20000 8000
YXM1-400L 400 250/ 315/ 350/ 400 400/415/690
400/415/690
400/415/690
690 50/10 25/5 3/ 4 2000 -5~+40 10000 7500
YXM1-400M 400 65/10 32.5/10 3/ 4 2000 -5~+40 10000 7500
YXM1-400H 400 100/20 50/10 3/ 4 2000 -5~+40 10000 7500
YXM1-630L 630 400/ 500/ 630 400/415/690
400/415/690
400/415/690
690 50/10 25/5 3/ 4 2000 -5~+40 10000 7500
YXM1-630M 630 65/10 32.5/10 3/ 4 2000 -5~+40 10000 7500
YXM1-630H 630 100/20 50/10 3/ 4 2000 -5~+40 10000 7500
YXM1-800M 800 630/ 700/ 800 400/415/690
400/415/690
690 75/30 37.5/15 3/ 4 2000 -5~+40 5000 2500
YXM1-800H 800 100* 50* 3 2000 -5~+40 5000 2500
YXM1-1250L 1250 800/ 1000/ 1250 400/415/690 690 100/70 50/35 3/ 4 2000 -5~+40 5000 2500
YXM1-1250M 1250 400/415/690 690 40/10 20/10 3/ 4 2000 -5~+40 5000 2500

Main application

Model. YXM1 Moulded Case Circuit Breaker Series are suitable for distribution lines with AC 50Hz, rated operating voltage 690V and below, rated operating current 1600A with the function of infrequent conversion and motor infrequent starting. The products have protection function of overload, short circuit and under voltage, which can protect the line and power supply equipment from damage.
YXM1 Series conform to the standard: IEC60947-2, GB14048.2.
 

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