
Number
Technical specifications
- IP65 rating
- Isolation voltage: 690 V
- Operating frequency: 50/60 Hz
- Ambient temperature: -25 °C to +55 °C
- Surge voltage resistance: 6 kV
- Mechanical life: 100000
- Electrical life: 6000
- Color of the actuator: black
- Size of the switch disconnector: 4
- Power loss: 36 W
- Product type
Circuit breakers
- Operating voltage
690 V AC
- Nominal voltage
690 V AC
- Factory colour
Black
- Cross section
50 mm²
- Number of pins
3
- Dim
(W x H x D) 90 x 106 x 470.5 mm
- Nominal current
125 A
- Nominal current - rounded value
125 A
- Type
Step Switches
- Width
90 mm
- Height
106 mm
- Depth
470.5 mm
37 kW
0
0
125 A
3
IP65
0
1
TRUE
FALSE
Frame clamp
FALSE
Short thumb-grip
TRUE
TRUE
TRUE
45 kW
2 kA
Black
TRUE
TRUE
FALSE
TRUE
TRUE
690 V
FALSE
FALSE
Built-in device fixed built-in technique
125 A
FALSE
80
Other
- UKCA
yes
Documents & Downloads
Datasheet
Datasheet 1699131 Circuit breakers Black 3-pin 50 mm² 125 A 690 V AC Siemens 3LD28140TK51
User & Safety Instructions
User & Safety Instructions 1699131 Circuit breakers Black 3-pin 50 mm² 125 A 690 V AC Siemens 3LD28140TK51












