Name: Circuit breakers Black 3-pin 50 mm² 125 A 1 maker, 1 breaker 690 V AC Siemens 3LD28041TD51
Brand: Siemens
SKU: 1744377
Availability: BackOrder

A grey rotary switch with 'ON' and 'OFF' markings. The switch is set to 'OFF'. Several terminal blocks are visible in the background.

Wiring diagram of an electrical relay: A red 'X' marks a fault at terminal 1L. Contacts and terminals are numbered.

Technical drawing of a safety-critical switch with dimensional specifications in millimetres, showing front and side views along with mounting details.

1/3

Image similar

Product type

Circuit breakers

Nominal voltage

690 V AC

Number of pins

Nominal current - rounded value

125 A

Contact type

1 maker

1 breaker

Datasheet (PDF)

EAN:

Part number:

Item no:

Dispatches on Fri 13 Nov

Sales and shipping:

Conrad ElectronicTerms & Conditions

Number

Piece(s)

Total (€ 199.99 / piece)

€ 199.99

incl. VAT

14-day return policy included

Report legal concerns

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: 48 W

Product type: Circuit breakers

Contact type: 1 maker
1 breaker

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 112.5 mm

Nominal current: 125 A

Nominal current - rounded value: 125 A

Type: Step Switches

Width: 90 mm

Height: 106 mm

Depth: 112.5 mm

: 37 kW

: 1

: 1

: 125 A

: 3

: IP65

: 0

: 1

: TRUE

: FALSE

: Frame clamp

: FALSE

: Short thumb-grip

: TRUE

: TRUE

: TRUE

: 45 kW

: 2 kA

: Black

: FALSE

: TRUE

: FALSE

: FALSE

: FALSE

: 690 V

: FALSE

: FALSE

: Built-in device fixed built-in technique

: 125 A

: FALSE

: 80

: Other

UKCA: yes

Variants(All information include VAT, plus shipping costs)

Cross section

Nominal current - rounded value

Nominal voltage

Number of pins

3-pin 35 mm² 63 A 1 maker, 1 breaker 690 V AC Siemens 3LD25551TP000AE8

Item no:1744180

Dispatches on Fri 6 Nov

Conrad Electronic

35 mm²

63 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 885.00^*

Black 3-pin 16 mm² 25 A 690 V AC Siemens 3LD21300TK110AF5

Item no:1743114

Dispatches on Fri 13 Nov

Conrad Electronic

16 mm²

25 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 3,249.00^*

Circuit breakers 3-pin 16 mm² 16 A 1 maker, 1 breaker 690 V AC Siemens 3LD30101TK05

Item no:1744386

Dispatches on Fri 6 Nov

Conrad Electronic

16 mm²

16 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 45.99^*

Circuit breakers 3-pin 16 mm² 16 A 690 V AC Siemens 3LD30100TK05

Item no:1744384

Dispatches on Fri 6 Nov

Conrad Electronic

16 mm²

16 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 33.99^*

Circuit breakers 3-pin 16 mm² 25 A 1 maker, 1 breaker 690 V AC Siemens 3LD31101TK05

Item no:1703073

Dispatches on Fri 13 Nov

Conrad Electronic

16 mm²

25 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 57.99^*

Circuit breakers 3-pin 16 mm² 25 A 690 V AC Siemens 3LD31100TK05

Item no:1699137

Dispatches on Fri 6 Nov

Conrad Electronic

16 mm²

25 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 45.99^*

Circuit breakers 3-pin 16 mm² 32 A 1 maker, 1 breaker 690 V AC Conductor type = L Siemens 3LD32101TK05

Item no:1741547

Dispatches on Fri 13 Nov

Conrad Electronic

16 mm²

32 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 57.99^*

Circuit breakers 3-pin 16 mm² 32 A 690 V AC Siemens 3LD32100TK05

Item no:1748476

Dispatches on Fri 6 Nov

Conrad Electronic

16 mm²

32 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 41.99^*

Circuit breakers 3-pin 16 mm² 40 A 1 maker, 1 breaker 690 V AC Siemens 3LD33101TK05

Item no:1741759

Dispatches on Fri 13 Nov

Conrad Electronic

16 mm²

40 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 89.99^*

Circuit breakers 3-pin 16 mm² 40 A 690 V AC Siemens 3LD33100TK05

Item no:1741757

Dispatches on Fri 6 Nov

Conrad Electronic

16 mm²

40 A

690 V AC

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 69.99^*

Documents & Downloads

Datasheet

Datasheet 1744377 Circuit breakers Black 3-pin 50 mm² 125 A 1 maker, 1 breaker 690 V AC Siemens 3LD28041TD51

User & Safety Instructions

User & Safety Instructions 1744377 Circuit breakers Black 3-pin 50 mm² 125 A 1 maker, 1 breaker 690 V AC Siemens 3LD28041TD51

Description

Output coupler Optocoupler 1 NO transistor, 110-230 V AC/DC Output max. 30 V DC, 3 A short circuit-proof Enclosure width 6.2 mm screw terminal Thermal current 3A

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Description

Output coupler Optocoupler 1 NO transistor, 110-230 V AC/DC Output max. 30 V DC, 3 A short circuit-proof Enclosure width 6.2 mm screw terminal Thermal current 3A