Extremely reliable and robust. 2-, 4-, and 8-pole versions with 'Quick Lock' system. The chassis types are fast and easy to wire with flat, quick-connect terminations (e.g. Faston). Excellent price/performance ratio.
Technical Info
Electrical
Rated current/contact: 30 A rms continous, 40 A rms 1 min.
Dielectric strength: 4kV peak
Rated voltage: 250 V ac
Contact resistance: = 3 m (= 10 m for NL4MD-H) after 5000 insertion-withdrawal operations
Insulation resistance:
- initial: > 2 G
- after damp heat test: > 500 M
Inrush/outrush current capability (12 V source): 300/30 A/200 ms
Creepage distance: according to IEC 664-1
Mechanical
Retention method: Quick Lock with latch
Cable anchoring: NEUTRIK chuck principle
Cable O.D. range:
6-10 mm (2-pole)
5-15 mm (4-pole)
8-20 mm (8-pole)
Cable retention force: = 220 N Subject to cable die and material
Wiring
Cable: screw-type terminals (crush ferrules provided for use with stranded cable) on 8-pole version or soldering (12 AWG stranded)
Chassis: flat tabs for FASTON 0.187" x 0.02" (4.8 mm x 0.5 mm) or PCB-version with pins 1.6 mm x 0.5 mm (FASTON is a trademark of AMP Inc.)
Materials
Contacts: CuZn39Pb3 / ZnAI4Cu1 / CuSn8, 4 µm Ag plated
Securing element: ZnAI4Cu1, CuNi plated
Spring element: Neoprene ring
Housing: PA 6 30% GR
Insert (FC part): PBTP 20% GR
Bushing: PA 6 15% GR
Chuck: POM
Temperature range: -30ÁC to +80ÁC
Amplifier
Stereo (HiFi): one NL4MP socket left channel pins 1+/1- right channel pins 2+/2-
Power (PA) Standard: 3 NL4MP sockets "A" socket: left channel pins 1+/1- "B" socket: right channel pins 1+/1-
Bridged mono: "M" socket: left channel pins 1+/1- right channel pins 2+/2-
BI-Amp: one NL4MP socket low frequency pins 1+/1- high frequency pins 2+/2-
Cable
Stereo (HiFi): NL4FC on amplifier end, 4-conductor cable splits into 2 pairs with NL4FC on each end
Power (PA) Standard: a 2-conductor cable for each channel with NL4FC on both ends
Bridged mono: a special 2-conductor cable, on both ends wired to pin 1+/2+ of NL4FC
BI-Amp: a 4-conductor cable on both ends wired to pins 1+/1-, 2+/2- of NL4FC
Speaker
Stereo (HiFi): one NL4MP per speaker left speaker pins 1+/1- right speaker pins 2+/2-
Power (PA) Standard: NL4MP pin 1+ to speaker coil "+" NL4MP pins 1- and 2+ to speaker coil
Bridged mono: NL4MP pin 1+ to speaker coil "+" NL4MP pins 1- and 2+ to speaker coil "-"
BI-Amp: one NL4MP socket low frequency pins 1+/1- high frequency pins 2+/2-
