NC3MBV 3 pole male XLR receptacle, metal housing, steel retention lug, vertical PCB mount.   XLR Chassis Connectors / B Series Same as A series with exception of a metal mounting flange enabling continuous circumferential ground contact to chassis for best EMC practice. Fastening: - 3 pole: TAPTITEｮ screws 2.5 x 8 (tri-rondular). UL recognized component. - 4&5 pole: Self-tapping PLASTITEｮ* screws with thread 2.9x1.06 and tri-rondular configuration. (* PLASTITEｮ is a registered trademark of SFS Unimarket). Special version for 3 pole B-Series with additional ground contact (-E) or special version for 3 pole B-Series with M2.5 mounting holes (-M25) on request. TECHNICAL DATA Electrical Number of contacts: 3 - 5 Rated current: 3 & 4 pole: 6 A 5 pole: 3 A Rated voltage: 50 V ac Contact resistance: ≤ 5 m Ohm Insulation resistance: - initial > 2 G Ohm - after damp heat test > 1 G Ohm (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 Materials Shell (Insert) PA 6.6 25% GR ( 5-pole: PA 6.6 30% GR) Contacts: - male: CuZn35Pb2 Contact surface: 0.2 mm AuCo over 2 mm NiP 15 (Triborｮ) Ground contact: 0.3 ｵm AG, passivated Ring: ZnAl4Cu1 Latch lock & spring: CK 67 steel, treated Environmental Temperature range: -30ｰ C to + 80ｰ C Flammability: - 3 pole: UL 94 V-0 - 4&5 pole: UL 94 HB Solderability: complies with IEC 68-2-20 Compatibility/Remarks Version with IDC wiring (only 3 pole): Applicable wire size : 0.22 mmｲ / 24 AWG and 0.14 mmｲ / 26 AWG Special version for B series with additional ground contacts: add suffix ｴ-Eｴ Special non quoted versions available on request.