Air Circuit Breaker-FTW3

Overview:


It is suitable for AC 50Hz 60Hz, rated voltage 400V, 690V, rated current as 200A~6400A, to distribute power and protect line and power equipment from the hazards of overload, undervoltage, short circuit, single-phase grounding and so on.


Technical data

Product illustration

Tripping characteristic

Exterior and dimensions

Related video

Model & Spec FTW3-2000 FTW3-3200 FTW3-4000 FTW3-6300
Frame size current(A) 2000 3200 4000 6400
Electrical property
Pole number 3P/4P 3P 3P 4P
Installation mode Drawer type/fixed type Drawer type
Rated operating voltage Ue(V) AC400/690
Rated current +40℃ In(A) 200, 250,
315, 400,
500, 630,
800, 1000
1250,
1600,
2000
2000, 2500,
2900, 3200
3600,
4000
4000             6400
5000
4000,
5000,
6400
Rated insulation voltage Ui(V) AC1000
Rated impulse withstand voltage Uimp(kV) 12
N-pole rated current IN(A) 100% 50%
Breaking capacity
Rated ultimate short-circuit breaking capacity lcu(kA) AC400V 85 100 100 120
AC690V 55 65 65 85
Rated service short-circuit breaking capacity lcs(kA) AC400V 85 100 100 120
AC690V 55 65 65 85
Rated short-time withstand current lcw(kA) 1s AC400V 65 80 80 100
AC690V 55 65 65 85
Full-breaking time(ms) 11~22
Closing time(ms) <70
Flashover distance(mm) 0
Service life (times) Mechanical Maintenance free 15000 10000 10000 6000
Maintenance required 25000 20000 20000 10000
Electrical AC400V 10000 7500 7500 5000
AC690V 10000 7500 7500 5000
Isolation function
Protection
Intelligent controller
N-pole protection capacity(4-pole and 3P+N only)
Connection and installation
Use cat. B
Class of pollution 3
IP rate IP30
Installation cat. Circuit breaker(include primary side coil) IV
Auxiliary circuit(exclude primary side coil) III
Connection mode Horizontal/Vertical
Inlet method Upper/lower
Installation mode Fixed type Drawer type Fixed type Drawer type Drawer type
Outline dim.(mm) Width 362/457 375/470 422/537 435/550 550 813    928     928
Height 402 433 402 433 433 433     433     433
Depth 323 421 368 468 494 494     494     494
Weight(kg) 3P 56 86 70 110 145 185 220
4P 65 98 82 135 220

FTW3-01

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