Hitachi

Molded Case Circuit Breakers : S Series

S-400S, SX400, S-600S, SX600, S-800S, SX800

Type S-400S SX400 S-600S SX600 S-800S SX800
Number of poles 2 (*1) 3 2 (*1) 3 2 (*1) 3 3 3 3
Rated Current (A)
(Base ambient temperature 40℃)
250 300 350 400 200 / 225 / 250
300 / 350 /400
adjustable
500 600 300 / 350 /400
500 / 600
adjustable
700 800 400 /450 / 500
600 / 700 / 800
adjustable
Rated Insulation Voltage Ui (V) 690 690 690 690 690 690
Rated Impulse withstand Voltage Uimp (kV) 8 8 8 8 8 8
Rated Breaking Capacity (kA) IEC 60947-2 (Icu/Ics) AC 690V — — — — — —
440V 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18
415V 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18
400V 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18
380V 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18 36 / 18
240V 50 / 25 50 / 25 50 / 25 50 / 25 85 /43 85 /43
230V 50 / 25 50 / 25 50 / 25 50 / 25 85 /43 85 /43
DC 250V 25 / 13 — — — 40 / 20 — — — 40 / 20 —
125V 25 / 13 — — — 40 / 20 — — — 40 / 20 —
Dimensions (mm)Dimensions a 140 140 210 210 210 210
b 257 257 274 274 274 274
c 103 103 103 103 103 103
d 133 133 141 141 141 141
Net Weight (kg) 5.3 6.1 5.1 5.9 10 9.7 10.5 11
Standard Connection Type Front Bar Terminal Front Bar Terminal Front Bar Terminal Front Bar Terminal Front Bar Terminal Front Bar Terminal
Phase Separator for Line Side (*2) ● (*2) ● (*2) ● (*2) ● (*2) ● (*2) ● (*2)
Interior Accessories Alarm Switch AL ○ ○ (*3) ○ ○ (*3) ○ ○ (*3)
Auxiliary Switch AUX ○ ○ (*3) ○ ○ (*3) ○ ○ (*3)
Shunt Trip SHT ○ ○ (*3) ○ ○ (*3) ○ ○ (*3)
Undervoltage Trip UVT ○ ○ ○ ○ ○ ○
Terminal Block TB ○ ○ ○ ○ ○ ○
TB2 ○ ○ ○ ○ ○ ○
Exterior Accessories Rear-connecting Stud STB — — — — — —
BSD ○ ○ ○ ○ ○ ○
Flush Mounting Base Assembly GKW
(STB)
— — — — — —
GK•GKW
(BSD)
○ (GK) ○ ○ (GK) ○ (GK) ○ (GK) ○ (GK)
Plug-in Mounting Base Assembly PK ○ ○ ○ ○ ○ ○
Drawout Assembly PDK — — — — — —
Mechanical Interlock MIW MIW-5D MIW-5F MIW-5 MIW-5G MIW-5 MIW-5G
Motor-operating Mechanism MMK-S — — — — — —
MMK-C ○ ○ ○ ○ ○ ○
MMK — — — — — —
Lock Cover LC — — — — — —
Handle Lock HL HL-5 HL-5 HL-6B HL-6B HL-6B HL-6B
Handle Operating Mechanism HA HA-405 HA-406 HA-402 HA-402 HA-402 HA-402
HM HM-405 HM-406 HM-402 HM-407 HM-402 HM-407
Terminal Cover Front Type TMC TMC-5B TMC-5B TMC-5D TMC-5D TMC-5D TMC-5D
Short Type — — — — — —
Long Type — — — — — —
Rear Type BTC BTC-5B BTC-5B — — — —
IEC Rail 35 mm — — — — — —
Automatic Tripping Device Thermal-Magnetic Electronic Relay Thermal-Magnetic Electronic Relay Thermal-Magnetic Electronic Relay
Trip Button ● ● ● ● ● ●

Note

1
● : Standard      ○ : Option
2
2-pole types marked with (*1) are supplied in 3-pole type.
3
Please state "For DC" in case of DC use . Especially, state please state kind of the power supply in case of from 30AF to 100AF.
4
Please state that number of poles of breakers when order MIW.
5
Installation of phase separators is required in case of types marked (*2).
6
The accessories marked (*3) can be installed by customers.