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PATCHBAYS
MT48K/MT52K Patchkit Series
24
Features and Benefits
• Kit features 48 1/4" longframe
jacks in one rack space (1" high)
or in two rack spaces (3" high) or
52 1/4" longframe jacks in one
rack space (1" high)
• Allows user to add cable and
termination panel
• Removable jack panel from the
front allows easy soldering of
wire connections
MT52K1FN
• Jacks have gold switching
contacts
• Fanned solder terminals for easier
soldering
• Offset ground lugs allow easy
bussing of ground with one wire
• Jacks have a nickel-plated frame
and assembly screws
• Wire management straps are
reusable and adjustable
The MT48/52K Patchkit Series offers the end user a rugged cable tray to support
rear cabling. Heavy duty construction takes weight off the back of the jacks for
increased reliability. Available in 1.75" or 3.5" height versions.
Specifications
Materials
Electrical
Contact Resistance: 30 milliohms
maximum initial
Insulation Resistance: 10,000
megohms maximum
Dielectric Withstanding Voltage:
500VAC at 60 Hz
Working Voltage: 140VDC
maximum
Jacks
Frame: Stamped nickel-plated
steel
Current Rating: 100 milliamps
Bushing: Nickel-plated brass
Tip, Ring and Shunt Springs:
Nickel silver with welded
contacts
Assembly Screws: Nickel-plated
steel
Ordering Information
Part Number Type of Jack No. of Jacks
Height Description
MT48K1NS
MT48K1FN
MT48K1HN
MT48K1NN
MT52K1NS
MT52K1FN
MT52K1HN
MT52K1NN
MT48K3FN
MT48K3HN
MT48K3NN
MT52K3FN
MT52K3HN
MT52K3NN
MT
MT
MT
MT
MT
MT
MT
MT
MT
MT
MT
MT
MT
MT
48
48
48
48
52
52
52
52
48
48
48
52
52
52
1.75"
1.75"
1.75"
1.75"
1.75"
1.75"
1.75"
1.75"
3.5"
Normals strapped
Full normals
Half normals
No normals
Welded Contacts: Gold alloy
Panel
Normals strapped
Full normals
Half normals
No normals
Front Panel: Thermoplastic
Frame: C.R.S. black epoxy paint
Designation Strips: Black
polycarbonate 94V-0
Designation Strip Covers: Clear
polycarbonate
Mechanical
Life: 30,000 cycles
Insertion Force: 7 lbs. maximum
Withdrawal Force: 1 lb. minimum
Operating: 0˚C to +50˚C
Full normals
Half normals
No normals
3.5"
3.5"
3.5"
Full normals
Half normals
No normals
3.5"
3.5"
SWITCH [ SWITCHCRAFT, INC. ]
