28 Years Factory Miniature circuit breaker-FTM9-100 for Namibia Manufacturer

Overview:



Technical data

Product illustration

Tripping characteristic

Exterior and dimensions

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Model: FTM9-100
Pole: 1P,2P,3P,4P
Rated current (A): 63,80,100
Rated frequency: 50
Rated voltage (V) 230,400
Breaking Capacity: 10
Rated impulse withstand voltage Uimp(KV): 4
Operating cycle times: /hour 120
Power on 4000
Power off 10000
Conventional non-tripping current t≤1h(In=63A) t≤2h(In>63A)
Conventionaltripping current: 1.45In t<1h(In=63A) t<2h(In>63A)
2.55In 1s<t<120s
Instantaneous tripping type: D
Instantaneous non-tripping current: t≤0.1s 10In
Instantaneous tripping current: t<0.1s 20In
Connection Wire ㎜²: Min/Max 16/50
Size(L×W×H) 1P 72×27×85
2P 77×54×85
3P 77×81×85
4P 77×108×85




I cover run cap testing, start cap testing, hard start kits and measurement of cap strength for air conditioning and heat pumps.
This video is part of the heating and cooling series of training videos made to accompany my websites: www.graycoolingman.com and www.grayfurnaceman.com to pass on what I have learned in many years of service and repair. If you have suggestions or comments they are welcome.
If you are a homeowner looking to repair your own appliance, understand that the voltages can be lethal, the fuels are highly flammable and high pressures are used. Know your limits.

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