Molded case circuit breaker | Bolevo GM3-S series0 pages
ded Case Cirsuit Breaker
nnnnGM3-S
nnnnGM3-125N GM3-250S
nnnnApplication
nnnnGM3 series moulded case circuit breaker is applicable to the curcuit of AC50/60Hz,rated insulation
nnnnvoltage 690V,rated operating voltage up toAC 660V,250V(DC),rated operating current 10A-1600A
nnnnfor power distribution and protection of elelctrical equipment in case of overload,short circuit and
nnnnunder voltage and also for unfrequent switchover of electrical circuits under normal conditions.The
nnnnMCCB rated current up to 400A can be used in motors for unfrequent starting and interruption and
nnnnfor protection of motors against overlad,short circuit and undervoltage.The MCCB conmplies with
nnnnstandard of IEC60947.According to its limit short circuit breakeing capacity (lcu),the breaker is
nnnnclassified into N-type(normal function type),S-type(standard function type)and H-type(high
nnnnfunction type).
nnnnTechnical Specification
nnnnType | Rated current ln(A) | No.of Pole | Rated insulation voltage Ui(V) | Rated working voltage Ue(V) | Rated U short brea capacity AC400V | Itimate circuit king lcu(KA) AC690 | Rated service short circuit circuit breaking capacity lcs(KA) |
GM3-63N | 10,12.5,16,20 25;32:40;50:63 | 2,3:4 | 500 | 400 | 35 | 17.5 | |
GM3-63S | 10,12.5,16,20 25,32,40,50,63 | 2,3,4 | 500 | 400 | 50 | 37.5 | |
GM3-125N | 10;12.5;16;20 25;32;40,50, 63,30,100,125 | 2,3,4 | 500 | 400 | 35 | 17.5 | |
GM3-125H | 10;12.5;16;20 25;32,40,50, 63:30,100;125 | 2,3,4 | 500 | 400 | 50 | 37.5 | |
GM3-160N | 100,125,160 | 2,3,4 | 690 | 400 | 35 | 17.5 | |
GM3-160S | 50,63,80,100,125,160 | 2,3,4 | 690 | 400 | 50 | 8 | 37.5 |
GM3-160H | 50;63:30;100;125;160 | 2.3.4 j T | 690 | 400 | 65 | 10 | 48.75 |
GM3-250N | 125,160,200,250 | 3,4 | 690 | 400, 690 | 35 | 14 | 35 |
GM3-250S | 125,160,200,250 | 3,4 | 690 | 400,690 | 50 | 18 | 37.5 |
GM3-250H | 125,160,200,250 | 3,4 | 690 | 400, 690 | 65 | 20 | 48.75 |
GM3-400N | 250,315,400 | 3,4 | 690 | 400,690 | 35 | 20 | 35 |
GM3-400S | 250,315,400 | 3,4 | _ 690 _ | 400, 690 | 50 | 22 | 37,5 |
GM3-400H | 250,315,400 | 3,4 | 690 | 400,690 | 70 | 25 | 52.5 |
GM3-630N | 400,500,630 | 3,4 | 690 | 400, 690 | 35 | 20 | 35 |
GM3-630S | 400,500,630 | 3,4 | 690 | 400,690 | 65 | 22 | 37.5 |
GM3-630H | 400,500,630 | 3,4 | 690 | 400, 690 | 70 25 | 52,5 | |
GM3-300N | 630,800 | 3,4 | 690 | 400,690 | 35 | 20 | 35 |
GM3-800S | 630,800 | 3,4 | 690 | 400, 690 | 65 | 22 | 37,5 |
GM3-300H | 630,800 | 3,4 | 690 | 400,690 | 70 | 25 | 52.5 |
GM3-1250S | 630,800,1000,1250 | 3,4 | 690 | 400, 690 | 50 | 22 | 50 |
GM3-1250H 630;S00; 1000; 1250 | 3,4 | 690 | 400, 690 | 25 | 52.5 | ||
GM3-1600S | 800,1000,1250,1600 3,4 | 690 | 400, 690 | _50 | 22 | 50 | |
GM3-1600H | 300,1000,1250,1600 3,4 | 690 | 400,690 | 25 | 52.5 |