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CTM9 Series Moulded Case Circuit Breaker

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  • CTM9 Series Moulded Case Circuit Breaker
  • CTM9 Series Moulded Case Circuit Breaker
  • CTM9 Series Moulded Case Circuit Breaker
  • CTM9 Series Moulded Case Circuit Breaker
Zhejiang Chengtong Electric Power Technology Co.,Ltd.

CTM9 Series Moulded Case Circuit Breaker

Model: CTM9-250L/CTM9-400L

1. Small volume, high breaking capacity, complete models from 63A to 1600A, can be customized;
2. Complete accessory functions. It has accessories like shunt, undervoltage, auxiliary, and so on, which can meet different demands under different applications;
3. Multi-mounting ways, motor-operated or manual operation, can be mounted in the drawer cabinet and operated by a handle outside the cabinet door,
4. Thermal magnetic trip, which makes it stable and reliable.

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  • Product Details
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Model CTM9-63 CTM9-125 CTM9-250 CTM9-400 CTM9-630 CTM9-800 CTM9-1600
Rated current(A) 10,16,20,25,
32,40,50,63		 10,16,20,25,
32,40,50,63,
80,100,125		 100,125,145,
160,180,200,
225,250		 225,250,315,350,400 400,500,630 630,700,800 800,1000,
1200,1600
Pole 3  3/4 02/3/4 3/4 3/4 3/4 3/4 3/4
Rated insulation voltage Ui(V) 500  800  1000 
Rated working voltage Ue(V) AC400
Flashover distance(mm) 0(≤50) ≤50 ≤100 ≤120
Rated limit short-circuit breaking capacity class L M C L M H C L M H L M H L M H M H H
Rated limit short-circuit breaking capacity lcu(kA) 25  35  25  35  50  85  25  35  50  85  50  65  100  50  65  100  85  100  100 
Rated running short-cicuit breaking capacity lcs(kA) 18  25  18  22  35  50  18  22  35  50  35  45  65  35  45  65  65  85  65 

Model Contour size Installation size
Front wiring Back-panel wiring
L W Hmax L1 L2 L3 L4 W1 W2 W3 W4 W5 H H1 H2 H3 H4 H5 A B 中d
CTM9-63L 135  75  90  235  117  85  45  102  / 14  24  23  75  65  19  19  44  66  25  117  3.5 
CTM9-63M 98  84  75  28  28 
CTM9-125L 150  92  86  220  132  89  48  121  65  17  30  23  70  62  22  22  68  108  30  129  4.5 
CTM9-125MH 110  86  79 
CTM9-250L 165  107  105  295  144  102  51  142  75  23  35  23  88  80  24  24  66  110  35  126  5 
CTM9-250MH 127  103  99 
CTM9-400L/MH 257  150  155  467  224  174  89  197  / 30  50  65  107  96  37  40  60  120  44  194  7 
CTM9-630L/MH 270  182  157  480  237  185  89  240  / 40  58  66  112  104  40  42  65  125  58  200  7 
CTM9-800L/M 280  210  159  490  243  205  82  280  / 40  72  66  117  105  45  45  / / 70  243  7 
CTM9-1600 280  210  210  490  243  205  82  280  / 40  72  66  117  105  45  45  / / 70  243  6 
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