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Is Siemens 3KD0643-2LG20-3 in stock and what is the delivery time?

Yılsa Engineering sources products as genuine items through a wide supplier network. Typical lead time is 7-21 days, with 1-3 business days domestic transit in Türkiye. Current status is confirmed in the quote.

Is Siemens 3KD0643-2LG20-3 genuine and new?

Yes. This Siemens product is supplied genuine and brand-new, sold with invoice under Yılsa Engineering assurance.

How do I get the datasheet and technical specs for Siemens 3KD0643-2LG20-3?

Key technical specifications are listed on the product page. For the full datasheet, dimensions and compatibility, simply contact Yılsa Engineering.

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Siemens 3KD0643-2LG20-3

Switch disconnector 125A, size 02, 4-pole Front operating mechanism center Complete unit with direct operating mechanism red/yellow Box terminal

SiemensMFR # 3KD0643-2LG20-3SKU # YLSUBOP4EHWGDN

product brand nameSENTRON

product designation3KD switch disconnector

design of the productSwitch

design of the actuating elementShort rotary knob

type of the driving mechanismFront operating mechanism

number of poles4

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About This Product

Switch disconnector 125A, size 02, 4-pole Front operating mechanism center Complete unit with direct operating mechanism red/yellow Box terminal

Siemens 3KD0643-2LG20-3

Genuine, certified Siemens product
Fast sourcing through a worldwide supply network
Product selection and compatibility support from our technical team
Equivalent and alternative product suggestions
Quotation and lead time tailored to your request

Specifications

Model

product brand nameSENTRON

product designation3KD switch disconnector

design of the productSwitch

display version for switch position indicator manual operationO-I

design of the actuating elementShort rotary knob

type of the driving mechanismFront operating mechanism

type of the driving mechanism motor driveNo

General technical data

number of poles4

type of devicefixed mounting

size of switch disconnector02

mechanical service life (operating cycles) typical100 000

at AC-23 A at 690 V6 000

of the fuse at 400 V maximum permissible130 000 A²·s

of the fuse at 500 V maximum permissible130 000 A²·s

of the gG fuse at 690 V maximum permissible130 000 A²·s

position of the switch operating mechanismcentral

overvoltage in percent relative to the operating voltage at AC at 400, 500, 690 V at 50/60 Hz5 %

overvoltage categoryIII

degree of pollution3

Voltage

rated value750 V

surge voltage resistance rated value8 kV

let-through current of the fuse at 400 V maximum permissible10 500 A

let-through current of the fuse at 500 V maximum permissible7 000 A

let-through current of the gG fuse at 690 V maximum permissible7 000 A

Supply voltage

operating voltage at AC rated value690 V

Protection class

protection class IPIP10

with closed switch with cover or cable lug coverIP10

on the frontIP40

Dissipation

with conventional rated thermal current per pole12 W

with conventional rated thermal current per device12 W

for rated value of the current at AC in hot operating state per pole36 W

Main circuit

at AC-23 A at 500 V rated value22 kW

operational current rated value125 A

Auxiliary circuit

number of connected NC contacts for auxiliary contacts0

number of connected NO contacts for auxiliary contacts0

number of connected CO contacts for auxiliary contacts0

number of CO contacts for auxiliary contacts0

number of NC contacts for auxiliary contacts1

number of NO contacts for auxiliary contacts1

Suitability

suitability for use main switchYes

suitability for use switch disconnectorYes

suitability for use EMERGENCY OFF switchYes

suitability for use according to IEC 62626-1 safety switchNo

suitability for use maintenance/repair switchYes

Product details

product feature interlockYes

trip indicatorNo

voltage triggerNo

undervoltage releaseNo

undervoltage release with leading contactNo

product extension auxiliary switchYes

product extension optional motor driveNo

product extension optional voltage triggerNo

Short circuit

without fuse link rated value minimum3.5 kA

conditional short-circuit current (Icc) with line-side fuse protection at 400 V by gG fuse rated value50 kA

at 500 V by gG fuse rated value20 kA

at 690 V by gG fuse rated value20 kA

Connections

solid1 x (4 ... 50) mm²

finely stranded with core end processing1 x (4 ... 35) mm²

stranded1 x (4 ... 50) mm²

type of electrical connection for main current circuitbox terminal

Mechanical Design

height110 mm

width96 mm

depth95 mm

fastening methodScrew fixing and standard rail mounting 35 mm

4-hole front mountingNo

front mounting with central attachmentNo

rail mountingYes

mounting positionany

Net Weight556 g

Environmental conditions

minimum-5 °C

maximum40 °C

minimum-25 °C

maximum55 °C

Certificates

reference code according to IEC 81346-2Q

Accessories 8

Genuine accessories that can be used with the Siemens 3KD0643-2LG20-3 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.

Part no	Description	Compatible motors
3KD9003-2	Aksesuar
3KD9003-4	Aksesuar
3KD9024-1B	Aksesuar
3KD9140-0	Aksesuar
3KD9001-5	Seçmeli zorunlu ürün
3KD9001-6	Seçmeli zorunlu ürün
8UD1171-1AD21	Seçmeli zorunlu ürün
8UD1171-1AD25	Seçmeli zorunlu ürün