Control_Flippingbook_FEB 2026

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MINIATURE CIRCUIT BREAKERS, RESIDUAL CURRENT DEVICES AND FUSE HOLDERS, CONTROL SECTION 6

— S300P Technical features

General data Tripping characteristics

B, C, D, K, Z

1P: 277 V AC, 60 V DC 2...4P: 480Y/277 V AC, 125 V DC (2 poles in series)

Rated voltage

Rated interrupting capacity

10 kA

Application suppl. prot., for general use.

TC2, OL0, SC:U1

Reference temperature for tripping characteristics

40 °C

Electrical endurance

6,000 ops., 1 cycle (1 s.-ON, 9 s.-OFF)

Mechanical data Housing

Insulation group I, RAL 7035

Toggle

Insulation group II, black, sealable Real CPI (green OFF / red ON) TPI (gray NO TRIP / orange TRIP) IP20, IP40 in enclosure with cover

Contact position indication

Trip position indicator

Protection degree acc. to DIN EN 60529

Mechanical endurance

20,000 ops.

Shock resistance acc. to IEC/EN 60068-2-27 Vibration resistance acc. to IEC/EN 60068-2-6 Environmental conditions (damp heat cyclic) acc. to IEC/EN 60068-2-30

25 g - 3 shocks - 18 ms

5 g - 20 cycles at 5 ... 150 ... 5 Hz at 0.8 In

28 cycles with 55 °C/90–96 % and 25 °C/95–100 %

Ambient temperature Storage temperature

-40 ... +70 °C -50 ... +70 °C

Installation Terminal

Fail-safe bi-directional cylinder-lift terminal

Solid, stranded: 35 mm² / 35 mm² flexible: 25 mm 2 / 25 mm 2 14–4 AWG

Cross-section of conductors (top/bottom)

10 mm² / 10 mm² 14–8 AWG 2.8 Nm; 18 in-Ibs. No. 2 Pozidrive

Cross-section of busbars (top/bottom)

Torque

Screw driver

On 35 mm DIN rail, acc. to EN 60715 by dual DIN-rail release

Mounting

Mounting position

Any Any

Supply

Standards IEC/EN 60947-2 IEC/EN 60898-1 UL 1077 CSA 22.2. No. 235

GB/T 14048.2 GB/T 10963.1