Thông số kỹ thuật
- Rated Operational Current AC-21A (Ie):
- (380 … 415 V) 1250 A
- (500 V) 1250 A
- (690 V) 1250 A
- Rated Operational Current AC-21B (Ie):
- (500 V) 1250 A
- (690 V) 1250 A
- Rated Operational Current AC-22A (Ie):(380 … 415 V) 1250 A
- Rated Operational Current AC-22B (Ie):
- (500 V) 1250 A
- (690 V) 1250 A
- Rated Operational Current AC-23A (Ie):(380 … 415 V) 1000 A
- Rated Operational Current AC-23B (Ie):(500 V) 1000 A
- (690 V) 1000 A
- Rated Operational Power AC-23A (Pe):
- (220 … 240 V) 315 kW
- (400 V) 560 kW
- (415 V) 560 kW
- (500 V) 710 kW
- (690 V) 1000 kW
- Conventional Free-air Thermal Current (Ith):q = 40 °C 1250 A
- Conventional Thermal Current (Ithe):Fully Enclosed 1000 A
- Rated Impulse Withstand Voltage (Uimp):12 kV
- Rated Insulation Voltage (Ui):1000 V
- Rated Operational Voltage:Main Circuit 690 V AC
- Rated Short-time Withstand Current Low Voltage (Icw):for 1 s 40 kiloampere rms
- Rated Conditional Short-Circuit Current (Inc):(690 V) 80 kA
- Power Loss:at Rated Operating Conditions per Pole 110 W
- Pollution Degree:3
- Handle Type:Pistol handle and shaft included
- Switches Operating Mechanism ():03 (Left Side)
- Position of Line Terminals:Top In – Bottom Out, Bottom In – Top Out
- Fuse Size:NH4
- Fuse System:DIN
- Operating Mode:Front Operated
- Standards:IEC 60947-3
- Mounting Type:Base mounting
- Number of Poles:3
- Terminal Type:Lug terminals
- Terminal Width:50 mm
- Tightening Torque:50 … 75 N·m
- Rated Current (In):Main Circuit 1250 A
Thương hiệu: ABB
Mô tả
Cầu dao cắt tải ABB OS1250D03P (1SCA105475R1001, 1250A)
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