How can I get a price quote for Siemens 3LD2704-2TC53?

You can request a fast quote for Siemens 3LD2704-2TC53 from Yılsa Engineering. Reference part number CEY-8EF3B039640E. Submit a request via the contact or quote form and our team replies shortly with price and lead time.

Is Siemens 3LD2704-2TC53 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 3LD2704-2TC53 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 3LD2704-2TC53?

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

Click to zoom

Photo may not represent actual item. Refer to name and product specs for all details.

Siemens 3LD2704-2TC53

SENTRON, switch disconnector 3LD, EMERGENCY-OFF switch, 4- pole, 100 A, operating power at AC-23 A at 400 V: 37 kW, front-mounted, rotary operating mechanism, red/yellow, 4-hole mounting of the handle

SiemensMFR # 3LD2704-2TC53SKU # CEY-8EF3B039640E

product brand nameSENTRON

product designationSwitch disconnector

design of the productEMERGENCY-OFF switch

type of switchfront mounted

design of the actuating elementShort rotary knob

color of the actuating elementred

Have questions?Chat on WhatsApp

About This Product

Siemens 3LD2704-2TC53

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 designationSwitch disconnector

design of the productEMERGENCY-OFF switch

display version for switch position indicator manual operation1 ON - 0 OFF

type of switchfront mounted

design of the actuating elementShort rotary knob

color of the actuating elementred

design of handlerotary operating mechanism, red/yellow

type of the driving mechanism motor driveNo

General technical data

number of poles4

size of switch disconnector4

mechanical service life (operating cycles) typical100 000

at AC-23 A at 690 V6 000

operating frequency maximum50 1/h

degree of pollution3

Voltage

insulation voltage rated value690 V

surge voltage resistance rated value6 kV

at AC rated value690 V

minimum50 Hz

maximum60 Hz

Protection class

protection class IPIP65

degree of protection NEMA rating1, 3R, 4X, 12

protection class IP on the frontIP65

Dissipation

power loss [W] for rated value of the current at AC in hot operating state per pole2.77 W

Main circuit

at AC-21 at 690 V rated value100 A

at AC-21 A at 240 V rated value100 A

at AC-21 A at 400 V rated value100 A

at AC-21 A at 440 V rated value100 A

at AC-23 A at 400 V rated value70 A

at AC-23 A at 240 V rated value18.5 kW

at AC-23 A at 400 V rated value37 kW

at AC-23 A at 440 V rated value37 kW

at AC-23 A at 690 V rated value30 kW

at AC-3 at 240 V rated value18.5 kW

at AC-3 at 400 V rated value30 kW

at AC-3 at 690 V rated value22 kW

Auxiliary circuit

number of CO contacts for auxiliary contacts0

number of NC contacts for auxiliary contacts0

number of NO contacts for auxiliary contacts0

operating voltage of auxiliary contacts at AC maximum500 V

continuous current of the auxiliary contact rated value10 A

insulation voltage of the auxiliary switch rated value500 V

Suitability

suitability for use main switchYes

suitability for use switch disconnectorYes

suitability for use EMERGENCY OFF switchYes

suitability for use maintenance/repair switchYes

Product details

product feature can be locked into OFF positionYes

Accessories

motor driveNo

voltage triggerNo

number of connectable NC contacts for auxiliary contacts attachable maximum3

number of connectable NO contacts for auxiliary contacts attachable maximum3

number of connectable CO contacts for auxiliary contacts attachable maximum0

number of bracket locks maximum3

hasp thickness of the bracket locks4 ... 8 mm

Short circuit

at 690 V by gG fuse rated value50 kA

at 240 V for combination switch + gG fuse maximum10 kA

at 440 V for combination switch + gG fuse maximum10 kA

at 690 V for combination switch + gG fuse maximum permissible10 kA

at 240 V for combination switch + gG fuse maximum64 kA²·s

at 440 V for combination switch + gG fuse maximum64 kA²·s

at 690 V for combination switch + gG fuse maximum64 kA²·s

for short-circuit protection of the main circuit requiredfuse gL/gG: 100 A

for short-circuit protection of the auxiliary switch requiredfuse gL/gG: 10 A

operational current of upstream fuse rated value100 A

according UL

operational current at AC according to UL 508/UL 60947-4-1 rated value100 A

operating voltage at AC at 50/60 Hz according to UL 508/UL 60947-4-1 rated value600 V

active power [hp] at AC at 480 V according to UL 508/UL 60947-4-1 rated value60

active power [hp] at AC at 600 V according to UL 508/UL 60947-4-1 rated value75

short-time withstand current (SCCR) at 600 V according to UL 508/UL 60947-4-110 kA

continuous current of upstream fuse according to UL rated value200 A

type of fuse according to ULRK5

Connections

solid1x (4...50mm²)

finely stranded with core end processing1x (4...35mm²)

stranded1x (4...50mm²)

solidlateral auxiliary switch 2x (0,75 ... 2,5mm²), 1x 4mm²; front auxiliary switch 1x (0,75 ... 2,5mm²)

finely stranded with core end processinglateral auxiliary switch 2x (0,75 ... 1,5mm²), 1x 2,5mm²; front auxiliary switch 1x 2,5mm²

strandedlateral auxiliary switch 2x (0,75 ... 2,5mm²), 1x 4mm²; front auxiliary switch 1x (0,75 ... 2,5mm²)

for main current circuitbox terminal

for auxiliary contactsconnection terminals

Mechanical Design

height107 mm

width90 mm

depth112.5 mm

type of devicefixed mounting

fastening methodBuilt-in unit fixed-mounted version

4-hole front mountingYes

front mounting with central attachmentNo

rail mountingNo

Net Weight677 g

Environmental conditions

minimum-25 °C

maximum55 °C

minimum-25 °C

maximum55 °C

Accessories 8

Genuine accessories that can be used with the Siemens 3LD2704-2TC53 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
3LD9200-5B	Aksesuar · Main and EMERGENCY OFF switch
3LD9200-5BF	Aksesuar · Main and EMERGENCY OFF switch
3LD9280-5D	Aksesuar · Main and EMERGENCY OFF switch
3LD9280-5DF	Aksesuar · Main and EMERGENCY OFF switch
3LD9286-4A	Aksesuar · Main and EMERGENCY OFF switch
3LD9280-0B	Aksesuar · Main and EMERGENCY OFF switch
3LD9280-2B	Aksesuar · Main and EMERGENCY OFF switch
3LD9284-3B	Bileşen · Main and EMERGENCY OFF switch