Lumberg Automation 3747 RST 4-RKWT 4-225/40 M Sensor/Actuator Double-Ended Cordset: Male Straight A-coded Translucent 4-pin M12 Standard Connector to Female Angled A-coded Translucent 4-pin M12 Standard Connector, 230 V AC/DC, 4 A; Pur Black Cable, 4-wires, 0.34 Mm²

• Product Family: Sensor / Actuator Connectors
• Connector Type: Double-ended cordset
• Shielding: Unshielded
• 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

Technical Data (Side 1 – Male Connector)

• Product Sub-Family: M12 Standard
• Connector Design: Straight
• Type of Contact / Gender: Male
• Number of Pins: 4
• Coding: A (Standard)
• Contact Resistance: ≤ 10 mΩ
• Insulation Resistance: > 10^9 Ω
• Mating Cycles: ≤ 100
• Ambient Temperature (Operation): -40°C to +90°C
• Operating Temperature (UL): Max +50°C
• Protection Degree: IP65, IP67, IP68 (1 m / 24 h), IP69K
• Pollution Degree: 3 (DIN EN 60664-1)
• Overvoltage Category: II (DIN EN 60664-1)
• Contact Base Material: CuSn (Copper Tin)
• Contact Plating: Cu/Au (Copper/Gold)
• Contact Bearer Material: TPU (Thermoplastic Polyurethane)
• Contact Bearer Color: Orange
• Flammability Class (Contact Bearer): UL 94 HB
• Molded Body Material: TPU
• Molded Body Color: Translucent
• Attachment Material: CuZn (Copper Zinc)
• Attachment Plating: Nickel-plated
• Fastening Torque (Attachment): M12x1: (50-60) Ncm, hand-tight

Note: Do not connect or disconnect under load.

Cable Data (Side 1)

• Conductor Size: 0.34 mm²
• Number of Wires: 4
• Conductor Material: Copper (Cu)
• Cable Jacket Material: PUR (Polyurethane)
• Cable Jacket Color: Black matte (RAL 9005)
• Cable Diameter: ø 4.70 ± 0.15 mm
• Wire Insulation Material: PP (Polypropylene)
• Insulated Wire Diameter: ø 1.30 ± 0.10 mm
• Minimal Bending Radius (Fixed Installation): > 5 x D
• Minimal Bending Radius (Flexible Installation): > 10 x D
• Bending Cycles: > 5 million
• Torsion Cycles: > 5 million @ ± 360°/1 meter
• Ambient Temperature (Fixed Installation): -50°C to +90°C (UL: +80°C)
• Ambient Temperature (Flexible Installation): -25°C to +90°C (UL: +80°C)
• Ambient Temperature (Drag Chain Installation): -25°C to +60°C
• UL Cable Type: AWM 20549
• Flammability Class (Cable Jacket): DIN EN 60332-2-2, VDE 0482-332-2-2, IEC 60332-2-2, CSA FT-2
• Cable Characteristics: Microbial and hydrolysis resistance, plasticizer diffusion-free, PVC and silicone-free, cold flexibility, good resistance to lacquer wetting disturbing substances

Technical Data (Side 2 – Female Connector)

• Product Sub-Family (Side 2): M12 Standard
• Connector Design: Angled
• Type of Contact / Gender (Side 2): Female
• Number of Pins (Side 2): 4
• Coding (Side 2): A (Standard)
• Contact Resistance (Side 2): ≤ 10 mΩ
• Insulation Resistance (Side 2): > 10^9 Ω
• Mating Cycles (Side 2): ≤ 100
• Ambient Temperature (Operation, Side 2): -40°C to +90°C
• Operating Temperature (UL, Side 2): Max +50°C
• Protection Degree (Side 2): IP65, IP67, IP68 (1 m / 24 h), IP69K
• Pollution Degree (Side 2): 3 (DIN EN 60664-1)
• Overvoltage Category (Side 2): II (DIN EN 60664-1)
• Contact Base Material (Side 2): CuSn (Copper Tin)
• Contact Plating (Side 2): Cu/Au (Copper/Gold)
• Contact Bearer Material (Side 2): TPU (Thermoplastic Polyurethane)
• Contact Bearer Color (Side 2): Orange
• Flammability Class (Contact Bearer, Side 2): UL 94 HB
• Attachment Material (Side 2): CuZn (Copper Zinc)
• Attachment Plating (Side 2): Nickel-plated
• O-Ring Material (Side 2): FKM (green)

Fastening Torque (Attachment, Side 2): M12x1: (50-60) Ncm, hand-tight

Approvals

• UL-File: E315587
• UL Certification: UL 2238; cURus

Safety & Environmental Compliance

• RoHS Compliant: Yes
• Halogen-Free: Yes (Compliant with DIN EN 50267-2-1, IEC 60754-1, VDE 0482-267-2-1)
• Oil Resistance: Compliant with DIN EN 60811-2-1

Part Numbers

• 1214: RST 4-RKWT 4-225/16 M (16 meters)
• 3747: RST 4-RKWT 4-225/40 M (40 meters)
• 28049: RST 4-RKWT 4-225/5 M (5 meters)
• 28050: RST 4-RKWT 4-225/10 M (10 meters)