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Siemens 3KC4348-0FA21-0AA3

SENTRON, transfer switching equipment 3KC, remotely operated, RTSE, 3-pole, Iu: 800 A, Ue AC: 415 V, Ie at AC-33 B at 415 V: 800 A, Ie at AC-23 A at 690 V: 630 A, screw mounting, motorized operating mechanism, at the right end, long handle, busbar connection

SiemensMFR # 3KC4348-0FA21-0AA3SKU # CEY-8EF3B0396679

product brand nameSENTRON

product designationtransfer switching equipment

design of the productremote-controlled

design of the actuating elementLong rotary knob

design of handleHandle

type of the driving mechanismmotorized operating mechanism

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About This Product

Siemens 3KC4348-0FA21-0AA3

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Product selection and compatibility support from our technical team
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Specifications

Model

product brand nameSENTRON

product designationtransfer switching equipment

design of the productremote-controlled

display version for switch position indicator manual operationI - O - II

design of the actuating elementLong rotary knob

design of handleHandle

type of the driving mechanismmotorized operating mechanism

type of the driving mechanism motor driveYes

General technical data

number of poles3

type of devicefixed mounting

mechanical service life (operating cycles) for function sequence O-I-O typical2 500

with closed switch at 690 V for combination switch + gG fuse maximum5 043 000 A²·s

of the fuse at 415 V maximum permissible6 000 000 A²·s

of the gG fuse at 690 V maximum permissible9 000 000 A²·s

position of the switch operating mechanismat the right end

overvoltage categoryIV

degree of pollution3

rated value1 000 V

with degree of pollution 3 at DC rated value1 000 V

Supply voltage

minimum166 V

maximum332 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 device125.1 W

Main circuit

minimum45 Hz

maximum65 Hz

operational current rated value800 A

Auxiliary circuit

number of connected NC contacts for auxiliary contacts0

number of connected NO contacts for auxiliary contacts3

number of connected CO contacts for auxiliary contacts0

number of CO contacts for auxiliary contacts4

number of NC contacts for auxiliary contacts0

number of NO contacts for auxiliary contacts0

suitability for use main switchYes

suitability for use switch disconnectorYes

suitability for use EMERGENCY OFF switchNo

suitability for use maintenance/repair switchYes

product feature interlockYes

product extension auxiliary switchYes

product extension optional motor driveNo

product extension optional voltage triggerNo

Short circuit

at 415 V AC without fuse link according to IEC 60947-3 rated value minimum73.5 kA

at 415 V AC without fuse link according to IEC 60947-6-1 rated value minimum40 kA

at 415 V by gG fuse according to IEC 60947-6-1 rated value50 kA

at 415 V by gG fuse rated value50 kA

at 690 V by gG fuse according to IEC 60947-3 rated value50 kA

input current at digital input with signal <0> maximum1 mA

number of digital inputs5

design of the switching inputConnected with control terminal

relay design1 relay: 1NO, 2A 250 VAC or 2A 24 VDC.

pulse duration minimum0.06 s

input delay time0.046 s

Connections

for copper busbar2x50x5

stranded with lug according to DIN 462342x185 mm²...4x185 mm²

of the inputs and outputsRemovable/insertable

for main current circuitbusbar connection

Mechanical Design

height370 mm

width504 mm

depth439.5 mm

fastening methodscrew fixing

4-hole front mountingNo

front mounting with central attachmentNo

rail mountingNo

Net Weight40.5 kg

Environmental conditions

minimum-20 °C

maximum70 °C

minimum-40 °C

maximum70 °C

Accessories 7

Genuine accessories that can be used with the Siemens 3KC4348-0FA21-0AA3 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.