NC4MD-L-1
4 pole male receptacle. Cups for wire soldering. Nickel housing and silver contacts.

 
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
- ´-0´ 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 mm²/14 AWG
4 pole: 1.5 mm²/16 AWG
5 und 6 pole: 1.0 mm²/18 AWG
7 pole: 1.0 mm²/18 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 µm Ag or gal 0.2 µm Au hard alloy over 2 µm Ni
Latch lock & spring: CK 67 steel, treated


Environmental

Temperature range: -30° C to + 80° 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®* screws with thread 2.9x1.06 (tri-rondular) direct to PCB.

* PLASTITE® is a registered trademark of SFS Unimarket