Page 120 - Din prodcuts 2020

1/110 ELECTRICAL INSTALL ATION SOLUTIONS FOR BUILDINGS 2CHC 420 001 C0201
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SMCBs
S750 series DR technical features

S 750 DR
General Data Standards IEC/EN 60947-2
Poles 1P, 2P, 3P, 4P
Tripping characteristics E , K
selective selective
Rated current I n A 16…63
Rated frequency f Hz 50 / 60
Electrical Rated operational voltage U e V AC 230 (1-pole), 400 (2-, 3-, 4-pole)
Data
S750 DR Rated breaking capacity I kA 25
acc. to IEC/ cu
EN 60947-2 Rated service breaking capacity I cs kA 12.5
Rated insulation voltage U i V 690
Selectivity limit current Is1 rated breaking capacity of downstream breaker (min.) –
see selectivity tables
Overvoltage category IV
Pollution degree 3
Rated impulse withstand voltage U kV 6
imp.
Impulse withstand voltage acc. to kV 8
IEC 60364-5-53 (at 2000m above sea
level)
Impulse withstand test voltage kV 9.8
(1.2/50µs)
Isolation function acc. to IEC 60364-5-53 yes
Dielectric test voltage (50/60 Hz, 1 min.) kV 2 (50 / 60 Hz, 1 min.)
Mechanical Contact position indication via toggle (I-ON / O-OFF),
Data via trip indicator (red-ON / green-OFF)
IP protection degree acc. to IEC/EN IP40 (when protected by cabinet cover)
60529
Shock resistance acc. to IEC / EN 60068- 25 g, min. 3 shocks, duration 13 ms
2-27
Vibration resistance acc. to IEC/EN 2 g, 20 cycles 5…150…5 Hz
60068-2-6
Environmental conditions (damp heat °C/ 28 cycles: 55 / 90…96 – 25 / 95…100
cyclic) acc. to IEC/EN 60068-2-30 RH
Ambient temperature °C -25 … +55
Storage temperature °C -40 … +70
Installation Wire connection (Top) frame terminal to connect solid and rigid stranded
conductors incl. flexible conductors 2.5…50 mm²
Wire connection (Bottom) frame terminal to connect solid and rigid stranded
conductors incl. flexible conductors 2.5…50 mm²
Max. torque Nm 2.5 … 3
Recommended Screwdriver slotted: 1 x 5.5, Pozidrive: PZ 2
Mounting DIN rail 35 mm acc. to EN 60715
Locking integrated blocking device, additional locking by 3 mm
padlock, 1mm seal wire or cabel binder
Mounting position any
Supply any
Dimensions Size acc. to DIN 43880 3
and weight Width mm 27 (per pole)
Pole dimensions (H x D x W) mm see drawings
Pole weight g see order tables
Accessories 3 mm padlock