Product Hierarchy
Product Hierarchy

RKWT 3U-226 - 1/2"-20UNF-2B Sensor/Actuator Single-Ended Cordset: Female, angled, 3-pin, U-coded, orange body, 230 V AC/DC, 4 A; PUR black cable, 3-wires, 0.50 mm²





1/2"-20UNF-2B Sensor/Actuator Single-Ended Cordset: Female, angled, 3-pin, U-coded, orange body, 230 V AC/DC, 4 A; PUR black cable, 3-wires, 0.50 mm²

Face View
Pin 1Pin 2Pin 3
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Technical Data

Product Family: Sensor / Actuator Connectors
Product Sub Family: 1/2"-20UNF-2B
Brand: Lumberg Automation
Connector Type: Cordset, single ended
Type of Contact / Gender: Female
Connector Design: Angled
Number of Pins: 3
Coding: U (1/2"-20UNF-2B)
Shielding: Unshielded
Attachment Type: Coupling Nut
Rated Voltage: 250 V
Rated Voltage (UL): 250 V AC
Rated Impulse Voltage: 2.5 kV
Operating Voltage: 230 V AC/DC
Rated Current*: 4 A
Rated Current (UL)*: 4 A
Contact Resistance: ≤ 10 mOhm
Insulation Resistance: ˃ 10^9 Ohm
Mating Cycles: ≤ 100
Ambient Temperature (Operation)*: - 40 °C - + 90 °C
Operating Temperature (UL): max. + 50 °C
Protection Degree / IP Rating**: IP65, IP67, IP69K
Pollution Degree: 3 acc. to DIN EN 60664-1 (VDE 0110-1)
Overvoltage Category: II acc. to DIN EN 60664-1 (VDE 0110-1)

Materials

Contact Base Material: CuSn
Contact Plating: Cu/Au
Contact Bearer Material: TPU
Contact Bearer Color: Black
Flammability Class (Contact Bearer): UL 94 HB
Molded Body Material: TPU
Molded Body Color: Orange
Flammability Class (Molded Body): UL 94 HB
Attachment Material: CuZn
Attachment Plating: Nickel-plated
Gasket Material: FKM

Additional Technical Data

Fastening Torque (Attachment): M 12x1: (50-60) Ncm, hand-tight

Cable Data

Cable Number: 226
Conductor Size: 0.5 mm²
Number of Wires: 3
Minimal Bending Radius (Fixed Inst): ˃ 5 x D
Minimal Bending Radius (Flexible Inst): ˃ 10 x D
Cycles (Bending): ˃ 5 M
Cycles (Torsion): ˃ 5 M @ ± 360 °/1 m
Conductor material: Cu
Cable Jacket Material: PUR
Cable Jacket Color: black
Cable Diameter D: ø 4.6 ± 0.20 mm
Wire Insulation Material: PP
Insulated Wire Diameter: ø 1.50 mm
Ambient Temperature (Fixed Installation): - 50 °C - + 105 °C (UL: + 80 °C)
Ambient Temperature (Flex Installation): - 25 °C - + 105 °C (UL: + 80 °C)
Ambient Temperature (Drag Chain Inst): - 25 °C - + 60 °C
UL Cable Type: AWM: 20549
Flammability Class (Cable Jacket): DIN EN 50265-2-2, VDE 0482-265-2-2, IEC 60332-2-2, CSA FT2
Cable Characteristics: Good microbes and hydrolysis resistance; Mainly plasticizer diffusion free; Exclusion of PVC and silicone; Coldness flexibility; Free of lacquer wetting disturbing substances

Approvals

UL-File: E315587
UL: UL 2238; cURus

Safety & Environmental Compliance

RoHS Compliant: yes

Resistances

Halogenfree: yes
Oil Resistance: Good chemical and oil resistance

Notes

Note Derating: Notice derating
Protection Degree / IP Rating Note: ** only if mounted and locked in combination with Hirschmann / Lumberg Automation connector.
Note: Do not connect or disconnect under load.
Product Characteristics: Very good resistance to oils, coolants, lubricants as well as emulsions, Drag chain sustainability, Very good vibration and shock resistance
Variants
Item #Item DescriptionCable LengthRated Current
74744RKWT 3U-226/10 M10 m4 A
80489RKWT 3U-226/2 M2 m4 A
87382RKWT 3U-226/5 M5 m4 A
11899RKWT 3U-226/20 M20 m4 A
RKWT-3U (1_2-20UNF-2B).zip
Derating_4_90.pdf
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