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MCBs
SU 200 M series technical characteristic

General Data
Standards UL 489, CSA 22.2 No. 5, IEC/EN 60947-2
Poles 1P, 2P, 3P, 4P
Tripping characteristics C, K, Z
Rated current In 0.2 - 63 A
Rated frequency f 50 / 60 Hz, DC (0 Hz)
Rated insulation voltage Ui acc. to IEC/EN 440 V AC (phase to phase)
60664-1
Overvoltage category III
Pollution degree 3
IEC/EN 60947-2
Rated operational voltage Ue 1P: 230 V AC; 2P, 3P, 4P: 400 V AC
Max. power frequency recovery voltage Umax AC 1P: 253 V AC; 2P, 3P, 4P: 440 V AC
Min. operating voltage 12 V AC, 12 V DC
Rated ultimate short-circuit breaking capacity 15 kA
Icu
Rated service short-circuit breaking capacity Ics ≤ 40 A: 11.25 kA
> 40 A: 7.5 kA
Rated impulse withstand voltage Uimp 4 kV (test voltage 6.2 kV at sea level, 5 kV at 2,000 m)
(1.2/50μs)
Dielectric test voltage 2 kV (50 / 60Hz, 1 min.)
Reference temperature for tripping 30 °C
characteristics
Electrical endurance In < 30 A: 20,000 ops (AC), In ≥ 30 A: 10,000 ops. (AC);
1 cycle (2 s - ON, 13 s - OFF, In ≤ 32 A), 1 cycle (2 s - ON,
28 s - OFF, In > 32 A)
UL / CSA
Rated voltage AC 1P: 277 V AC up to 40 A for C, Z char.,
AC 277 V AC up to 35 A for K char., 240 V AC
AC 2P, 3P, 4P: 480 Y / 277 V AC up to 40 A for C, Z char.,
AC 480 Y / 277 V AC up to 35 A for K char., 240 V AC
DC 1P: 48 V DC; 2P: 96 V DC (2p in series)
Rated interrupting capacity acc. to UL 1077 –
Short-circuit current rating acc. to UL 489 10 kA
Application –
Reference temperature for tripping 40 °C
characteristics
Electrical endurance 6,000 ops (AC), 6,000 ops. (DC); 1 cycle (1 s - ON, 9 s - OFF)