NC3MD-L-1 3 pole male receptacle. Nickel housing and silver contacts. Cups for wire soldering.   XLR Chassis Connectors / DL Series Unified metal shell for male and female. RF-protected. Solder cups, or PCB terminations (4 and 5 pole only). UL recognized component. TECHNICAL DATA Electrical Number of contacts: 3 - 7 Rated voltage: 50 V ac Contact resistance: ≤ 5 m Insulation resistance - initial: > 2 G - after damp heat test: > 1 G (IEC 68-2-30) Dielectric strength: 1500 V dc Mechanical Lifetime: > 1000 mating cycles Insertion / withdrawal force: ≤ 20 N Retention method (Female versions only): - standard: latch lock - ｴ-0ｴ version: retention spring Separating force: ≥ 20 N Rated current: 3 pole: 16 A 4 pole: 10 A 5 and 6 pole: 7.5 A 7 pole: 5 A AWG: 3 pole: 2.5 mmｲ/14 AWG 4 pole: 1.5 mmｲ/16 AWG 5 und 6 pole: 1.0 mmｲ/18 AWG 7 pole: 1.0 mmｲ/18 AWG Capacitance between contacts 3 pole: ≤ 4 pF 4 pole: ≤ 7 pF 5 und 6 pole: ≤ 7 pF 7 pole: ≤ 9 pF Materials Shell: ZnAl4Cu1, gal Ni or black Cr plating Insert: PA 6.6 30% GR (glass reinforced) Contacts: - female (3 pole): CuSn6 - female (4-7 pole) and male: CuZn39Pb3 Contact surface: gal 2 ｵm Ag or gal 0.2 ｵm Au hard alloy over 2 ｵm Ni Latch lock & spring: CK 67 steel, treated Environmental Temperature range: -30ｰ C to + 80ｰ C Flammability: UL 94HB Solderability: complies with IEC 68-2-20 Compatibility: PCB versions (4 & 5 pole): horizontal PCB mounting, fastening by chassis mounting holes with M3 threads or by self tapping PLASTITEｮ* screws with thread 2.9x1.06 (tri-rondular) direct to PCB. * PLASTITEｮ is a registered trademark of SFS Unimarket