Name: Rơ le bảo vệ SIEMENS 3RU2126-4AB0
Brand: Siemens
SKU: 3RU2126-4AB0

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3RU2126-4AB0

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Overload relay 11...16 A Thermal For motor protection Size S0, Class 10 Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset

product brand name

SIRIUS

product designation

thermal overload relay

product type designation

3RU2

General technical data / size of overload relay

General technical data / size of contactor can be combined company-specific

General technical data / power loss [W] for rated value of the current at AC in hot operating state

8.1 W

General technical data / per pole

2.7 W

General technical data / type of calculation of power loss current-dependent

quadratic

General technical data / insulation voltage with degree of pollution 3 at AC rated value

690 V

General technical data / surge voltage resistance rated value

6 kV

General technical data / maximum permissible voltage for protective separation / in networks with ungrounded star point between auxiliary and auxiliary circuit

440 V

General technical data / maximum permissible voltage for protective separation / in networks with grounded star point between auxiliary and auxiliary circuit

440 V

General technical data / maximum permissible voltage for protective separation / in networks with ungrounded star point between main and auxiliary circuit

440 V

General technical data / maximum permissible voltage for protective separation / in networks with grounded star point between main and auxiliary circuit

440 V

General technical data / shock resistance according to IEC 60068-2-27

8g / 11 ms

General technical data / reference code according to IEC 81346-2

General technical data / Substance Prohibitance (day/month/year)

10/01/2009

General technical data / Net Weight

0.164 kg

Ambient conditions / installation altitude at height above sea level maximum

2 000 m

Ambient conditions / ambient temperature / during operation

-40 ... +70 °C

Ambient conditions / ambient temperature / during storage

-55 ... +80 °C

Ambient conditions / ambient temperature / during transport

-55 ... +80 °C

Ambient conditions / temperature compensation

-40 ... +60 °C

Ambient conditions / relative humidity during operation

10 ... 95 %

Main circuit / number of poles for main current circuit

Main circuit / adjustable current response value current of the current- dependent overload release

11 ... 16 A

Main circuit / operating voltage / rated value

690 V

Main circuit / operating voltage / at AC-3e rated value maximum

690 V

Main circuit / operating frequency rated value

50 ... 60 Hz

operational current rated value

16 A

operational current at AC-3e at 400 V rated value

16 A

operating power / at AC-3 / at 400 V rated value

7.5 kW

operating power / at AC-3 / at 500 V rated value

7.5 kW

operating power / at AC-3 / at 690 V rated value

11 kW

operating power / at AC-3e / at 400 V rated value

7.5 kW

operating power / at AC-3e / at 500 V rated value

7.5 kW

operating power / at AC-3e / at 690 V rated value

11 kW

Auxiliary circuit / design of the auxiliary switch

integrated

Auxiliary circuit / number of NC contacts for auxiliary contacts

Auxiliary circuit / note

for contactor disconnection; for message "Tripped"

Auxiliary circuit / number of NO contacts for auxiliary contacts

Auxiliary circuit / number of CO contacts for auxiliary contacts

Auxiliary circuit / operational current of auxiliary contacts at AC-15 / at 24 V

3 A

Auxiliary circuit / operational current of auxiliary contacts at AC-15 / at 110 V

3 A

Auxiliary circuit / operational current of auxiliary contacts at AC-15 / at 120 V

3 A

Auxiliary circuit / operational current of auxiliary contacts at AC-15 / at 125 V

3 A

Auxiliary circuit / operational current of auxiliary contacts at AC-15 / at 230 V

2 A

Auxiliary circuit / operational current of auxiliary contacts at AC-15 / at 400 V

1 A

Auxiliary circuit / operational current of auxiliary contacts at AC-15 / at 690 V

0.75 A

Auxiliary circuit / operational current of auxiliary contacts at DC-13 / at 24 V

2 A

Auxiliary circuit / operational current of auxiliary contacts at DC-13 / at 60 V

0.3 A

Auxiliary circuit / operational current of auxiliary contacts at DC-13 / at 110 V

0.22 A

Auxiliary circuit / operational current of auxiliary contacts at DC-13 / at 125 V

0.22 A

Auxiliary circuit / operational current of auxiliary contacts at DC-13 / at 220 V

0.11 A

Auxiliary circuit / contact rating of auxiliary contacts according to UL

B600 / R300

Protective and monitoring functions / trip class

CLASS 10

Protective and monitoring functions / design of the overload release

thermal

UL/CSA ratings / full-load current (FLA) for 3-phase AC motor / at 480 V rated value

16 A

UL/CSA ratings / full-load current (FLA) for 3-phase AC motor / at 600 V rated value

16 A

Short-circuit protection / design of the fuse link / for short-circuit protection of the auxiliary switch required

fuse gG: 6 A, quick: 10 A

Installation/ mounting/ dimensions / mounting position

for mounting on contactors: with a vertical mounting plane +/-135° rotatable & +/- 22.5° tiltable, stand-alone installation: with a vertical mounting plane +/-135° rotatable and +/-45° tiltable; for more details see manual

Installation/ mounting/ dimensions / fastening method

Contactor mounting

Installation/ mounting/ dimensions / height

85 mm

Installation/ mounting/ dimensions / width

45 mm

Installation/ mounting/ dimensions / depth

85 mm

Connections/ Terminals / product component removable terminal for auxiliary and control circuit

Connections/ Terminals / type of electrical connection / for main current circuit

screw-type terminals

Connections/ Terminals / type of electrical connection / for auxiliary and control circuit

screw-type terminals

Connections/ Terminals / arrangement of electrical connectors for main current circuit

Top and bottom

for main contacts / solid or stranded

2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²)

for main contacts / finely stranded with core end processing

2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm²

for AWG cables for main contacts

2x (16 ... 12), 2x (14 ... 8)

type of connectable conductor cross-sections / for auxiliary contacts / solid or stranded

2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)

type of connectable conductor cross-sections / for auxiliary contacts / finely stranded with core end processing

2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)

type of connectable conductor cross-sections / for AWG cables for auxiliary contacts

2x (20 ... 16), 2x (18 ... 14)

tightening torque / for main contacts with screw-type terminals

2 ... 2.5 N·m

tightening torque / for auxiliary contacts with screw-type terminals

0.8 ... 1.2 N·m

design of screwdriver shaft

Diameter 5 ... 6 mm

size of the screwdriver tip

Pozidriv PZ 2

design of the thread of the connection screw / for main contacts

design of the thread of the connection screw / of the auxiliary and control contacts

Safety related data / failure rate [FIT] with low demand rate according to SN 31920

50 FIT

Safety related data / MTTF with high demand rate

2 280 a

Safety related data / T1 value / for proof test interval or service life according to IEC 61508

20 a

Safety related data / protection class IP on the front according to IEC 60529

IP20

Safety related data / touch protection on the front according to IEC 60529

finger-safe, for vertical contact from the front

Display / display version for switching status

Slide switch

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