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Siemens 3KD5240-0RE20-0

Switch disconnector 1250 A, Size 5, 4-pole Front operating mechanism center Basic unit without handle flat terminal

SiemensMFR # 3KD5240-0RE20-0SKU # CEY-8EF3B039630D

product brand nameSENTRON

product designation3KD switch disconnector

design of the productSwitch

design of the actuating elementWithout handle

type of the driving mechanismFront operating mechanism

number of poles4

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About This Product

Switch disconnector 1250 A, Size 5, 4-pole Front operating mechanism center Basic unit without handle flat terminal

Siemens 3KD5240-0RE20-0

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 door-coupling rotary operating mechanismON-OFF

design of the actuating elementWithout handle

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 disconnector5

mechanical service life (operating cycles) typical8 000

at DC-21 A at 1000 V100

at AC-23 A at 690 V500

at DC-23 A at 440 V500

with closed switch at 1000 V for combination switch +gG/aM SITOR fuse maximum3 492 000 A²·s

of the fuse at 500 V maximum permissible34 800 000 A²·s

of the gG/aM SITOR fuse at 1000 V maximum permissible1 800 000 A²·s

position of the switch operating mechanismafter the second pole

overvoltage in percent relative to the operating voltage at AC at 400, 500, 690 V at 50/60 Hz10 %

overvoltage categoryIV

degree of pollution3

Voltage

with degree of pollution 2 at DC rated value440 V / 3

with degree of pollution 3 at DC rated value440 V / 3

rated value1 000 V

surge voltage resistance rated value12 kV

operational current at AC-22 A at 1000 V maximum1 250 A

let-through current of the fuse at 500 V maximum permissible176 400 A

Supply voltage

operating voltage at AC rated value1 000 V

Protection class

protection class IPIP00

with closed switch with cover or cable lug coverIP20

on the frontIP00

Dissipation

with conventional rated thermal current per pole32 W

with conventional rated thermal current per device128 W

for rated value of the current at AC in hot operating state per pole32 W

Main circuit

at AC-23 A at 500 V rated value900 kW

operational current rated value1 250 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 contacts8

number of NO contacts for auxiliary contacts8

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 interlockNo

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

short-time withstand current (Icw) at 1000 V AC/440 V DC limited to 1 s rated value55 kA

at 1000 V AC without fuse link rated value minimum121 kA

at DC 440 V without fuse link rated value minimum80 kA

without fuse link rated value minimum121 kA

at 500 V by gG fuse rated value100 kA

at 690 V by gG fuse rated value100 kA

Connections

stranded with lug1x (120 ... 300 mm²), 2x (95 ... 300 mm²)

with combination of Al conductor+switch680A / 2x 300mm²

for copper busbar'2 x (60 x 10 mm²)

stranded with lug according to DIN 462341x (120 ... 240 mm²), 2x (95 ... 240 mm²)

stranded with lug according to DIN 462351x (120 ... 240 mm²), 2x (95 ... 240 mm²)

type of electrical connection for main current circuitflat connector

Mechanical Design

height310 mm

width472 mm

depth153 mm

fastening methodscrew fixing

4-hole front mountingNo

front mounting with central attachmentNo

rail mountingNo

mounting positionany

Net Weight21.4 kg

Environmental conditions

minimum-25 °C

maximum70 °C

minimum-50 °C

maximum80 °C

Certificates

reference code according to IEC 81346-2Q

Accessories 19

Genuine accessories that can be used with the Siemens 3KD5240-0RE20-0 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
3SU1400-1AA10-1FA0	Aksesuar · Commanding and signaling devices
3KD9511-1	Aksesuar
3KD9140-0	Aksesuar
3KF9512-0AA00	Aksesuar
3SU1400-1AA10-1PA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1NA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1MA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1LA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1QA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1EA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1DA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1CA0	Aksesuar · Commanding and signaling devices
3SU1400-1AA10-1BA0	Aksesuar · Commanding and signaling devices
3KD9508-8	Aksesuar
8UD1161-4AF25	Seçmeli zorunlu ürün
8UD1161-4AF21	Seçmeli zorunlu ürün
8UD1161-4AE21	Seçmeli zorunlu ürün
3KD9501-1	Seçmeli zorunlu ürün
3KD9501-2	Seçmeli zorunlu ürün