The MT48/52K Patchbay Series offers the end user a rugged cable tray to support rear cabling. Also available is the normals strapped configuration which has the shunts or normals tied together, top to bottom jacks.

Features and Benefits

• Units feature either 48 or 52 MT Jax®
• Steel frame jacks for superior jack life
• Attractive, corrosion resistant nickel-plated jacks
• Gold switching contacts for long-term reliability in normal-through connections
• Offset ground terminal for ease in making common ground buss connections
• Fanned solder terminals for easier solder connections
• Cable tie bar takes the weight of cables off the jacks
• Four jack configurations available for the exact switching arrangement: full normal, half normal, non-normal, and normals strapped

Specifications

Materials
Jacks
Frame: Steel, nickel-plated
Bushing: Brass, nickel-plated
Springs: Nickel silver solder lugs
Ground Terminal: Nickel silver, solder lugs
Switching Contacts: Welded, gold alloy
Insulation: Phenolic spacers, rigid PVC tubing through stack
Screws: Steel, nickel-plated

Panel
Jack Panel: Thermoplastic
Cable Support Bracket: 5/16" diameter black epoxy painted steel rod
Screws (designation strip): Steel, black zinc-plated
Screws (mounting jack): Steel, nickel plated
Kwik-change® Designation Strip: Extruded aluminum, black anodized
Marking Strip: White plastic, matte finish
Marking Strip Cover: Clear, extruded plastic

Mechanical
Life: 30,000 cycles
Insertion Force: 7 lbs. maximum
Withdrawal Force: 1 lb. minimum
Operating: 0°C to +50°C

Electrical
Contact Resistance: 30 milliohms maximum initial
Insulation Resistance: 10,000 megohms maximum
Dielectric Withstanding Voltage: 500V at 60 Hz AC
Working Voltage: 140 VDC maximum
Current Rating: 100 milliamps

Ordering Information

Park Number	Type of Jack	No. of Jacks	Description
MT48FN	MT	48	Full normals
MT48HN	MT	48	Half normals
MT48NN	MT	48	No normals
MT48NS	MT	48	Normals strapped
MT52FN	MT	52	Full normals
MT52HN	MT	52	Half normals
MT52NN	MT	52	No normals
MT52NS	MT	52	Normals strapped

Click here to download a schematic drawing
(you will need to have Adobe Acrobat installed on your system to do this)