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Siemens 3KF1408-4RB11

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Siemens 3KF1408-4RB11

switch disconnector with fuse 80 A, frame size 1, 4-pole for LV HRC fuse size 000 and 00 lateral operating mechanism rig basic unit without handle box terminal without fuses

SiemensMFR # 3KF1408-4RB11SKU # YLSZ7BGSOGOWONW
product brand nameSENTRON
product designation3KF switch disconnector with fuses
design of the product3KF switch disconnector with fuses
product version3KF NH
design of the actuating elementwithout
design of handleWithout

Ürün Hakkında

switch disconnector with fuse 80 A, frame size 1, 4-pole for LV HRC fuse size 000 and 00 lateral operating mechanism rig basic unit without handle box terminal without fuses

Siemens 3KF1408-4RB11

  • Orijinal ve sertifikalı Siemens ürünü
  • Dünya genelinde tedarik ağıyla hızlı temin
  • Teknik ekibimizden ürün seçimi ve uyumluluk desteği
  • Muadil ve alternatif ürün önerisi
  • Talebinize özel fiyat teklifi ve teslim süresi

Teknik Özellikler

Model
product brand nameSENTRON
product designation3KF switch disconnector with fuses
design of the product3KF switch disconnector with fuses
product version3KF NH
design of the actuating elementwithout
design of handleWithout
direction of actuationfrom right
type of the driving mechanism motor driveYok
number of poles4
size of disconnecting link00 ve 000
size of switch disconnector1
size of fuse linkNH000, NH00
mechanical service life (operating cycles) typical15.000
at AC-23 A at 440 V10.000
at AC-23 A at 690 V6.000
at DC-23 A at 440 V1.500
with closed switch for combination switch + fuse at 500 V maximum33.200 A²·s
with closed switch for combination switch + fuse at 400 V maximum33.200 A²·s
with closed switch at 690 V for combination switch + gG fuse maximum40.700 A²·s
of the fuse at 500 V maximum permissible34.000 A²·s
of the gG fuse at 690 V maximum permissible55.000 A²·s
of the aM fuse at 690 V maximum permissible55.000 A²·s
position of the switch operating mechanismright
fuse systemLV HRC fuse
overvoltage categoryIV
with degree of pollution 2 at DC rated value440 / 3
with degree of pollution 3 at DC rated value440 / 3
surge voltage resistance rated value12 kV
Besleme gerilimi
operating voltage at AC rated value maximum690 V
Protection class
protection class IPIP20
with closed switch with cover or cable lug coverIP20
on the frontIP20
Dissipation
with conventional rated thermal current per pole2,8 W
with conventional rated thermal current per device8,4 W
with conventional rated thermal current without fuse per pole2,8 W
with conventional rated thermal current without fuse per device8,4 W
for rated value of the current at AC in hot operating state per pole2,8 W
of the fuse per fuse maximum8,5 W
Main circuit
operating power at AC-23 A at 500 V rated value55 kW
operational current rated value80 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 contacts4
number of NC contacts for auxiliary contacts0
number of NO contacts for auxiliary contacts0
suitability for use main switchVar
suitability for use switch disconnectorVar
suitability for use EMERGENCY OFF switchVar
suitability for use maintenance/repair switchVar
product feature interlockYok
product function phase failure monitoringYok
voltage triggerYok
undervoltage releaseYok
undervoltage release with leading contactYok
product feature sealableVar
product extension auxiliary switchVar
product extension optional locking capabilityVar
product extension optional motor driveYok
product extension optional fuse monitoringVar
fuse monitoringYok
overvoltage protection monitoringYok
Short circuit
short-circuit current making capacity (Icm) for switch disconnector at 690 V AC/440 V DC without fuse link rated value minimum3,55 kA
at 500 V by gG fuse rated value100 kA
at 690 V by gG fuse rated value100 kA
Connections
arrangement of electrical connectors for main current circuitTop ve bottom
minimum5 N·m
maximum6,5 N·m
type of connectable conductor cross-sections with flexible busbar2x (0,8 x 9 mm²)
solid1x (1... 16 mm²)
finely stranded with core end processing1x (6... 25 mm²)
stranded1x (6... 25 mm²)
type of electrical connection for main current circuitbox terminal
Mechanical Design
height122 mm
width203,8 mm
depth130,5 mm
fastening methodFloor mounting ve snap-on mounting on 35 mm standard mounting rail
4-hole front mountingYok
front mounting with central attachmentYok
rail mountingVar
mounting positionany
Net Weight1,952 kg
Environmental conditions
minimum-25 °C
maximum70 °C
minimum-50 °C
maximum80 °C

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