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Contents:

  1.0 General ......................................................................................................................................................... 1
  2.0 Accessories ................................................................................................................................................... 2
  3.0 Protector  Specifications ................................................................................................................................ 2
  4.0 Tool Requirements ........................................................................................................................................ 2
  5.0 Terminal Locations ........................................................................................................................................ 2
  6.0 Terminal Grounding ...................................................................................................................................... 2
  7.0 Entrance Cable Preparation and Termination ............................................................................................... 3
  8.0 Multiple Terminal Installation ......................................................................................................................... 4
  9.0 Distribution Cable Termination ...................................................................................................................... 5
10.0 Protector Installation and Testing .................................................................................................................. 6
11.0 Protective Cover Installation ......................................................................................................................... 6

4588-100

4588-25

4488-50

913962

e. Strain relief components for entrance cable.

f. An external 3-port ground bar.

g. An internal insulated ground strap.

h. Mounting template and mounting screws (3).

i. Distribution terminal points.

j. Pair count log label.

k. "Quiet Front" Terminal screws.

l. 4327 Pair Test Probe, 4347 Pair Test Clip.

1.01 The terminals contain the following features and

components:

a. A short stub; with one end preconnectorized

to a flame retardant MS

2TM

 modular connector

body/cover, the other end prewired to the
protector receptacle.

Note:

The 4488-B, 4488-R, 4588-B and 4588-R
PETs contain a 710-type splice connector
instead of the MS

2

 modular connector.

b. A flame retardant modular connector base.

c. A protector receptacle field.

d. An integral splice chamber.

1.0 General

The 3M brand Protected Entrance Terminals (PETs) provide protection and termination of entrance and
distribution cables, are available in 25, 50 and 100 pair count and are Underwriters Laboratories (UL) Listed.

 DOCUMENT

 OBSOLETE

Summary of Contents for 4488

Page 1: ...July 1996 78 8113 4488 2 4488and4588 ProtectedEntranceTerminals Instructions UnderwritersLaboratories UL Listed DO CUM ENT O BSO LETE ...

Page 2: ...j Pair count log label k Quiet Front Terminal screws l 4327 Pair Test Probe 4347 Pair Test Clip 1 01 The terminals contain the following features and components a A short stub with one end preconnectorized to a flame retardant MS2TM modular connector body cover the other end prewired to the protector receptacle Note The 4488 B 4488 R 4588 B and 4588 R PETs contain a 710 type splice connector inste...

Page 3: ...Alvyn cable preconnectorized on one end with a modular connector base The stub can be crimped to the preconnectorized short stub to provide an extension to the entrance cable They are available in 25 50 and 100 pair sizes 2 03 4327 SS Pair Probe The 4327 SS Pair Probe provides electrical access to a pair of 4320 Self Strip contacts 2 04 4347 Pair Test Clip The 4347 Pair Test Clip allows for test c...

Page 4: ...land and position as shown in drawing based on size of the terminal Slowly unwind loose core tail in a counterclockwise direction while edging PST toward terminal side as the core is removed PET Pair Count 25 50 100 Maximum Diameter 1 08 27 mm 1 45 37 mm 1 80 46 mm MinimumDiameter 42 11 mm 63 16 mm 1 00 25 mm Entrance Cable 7 11 Cable diameters allowed in the area of PST application are as follows...

Page 5: ...cal Stacking The design of the integral splice chamber and grooved clamp halves to and from that chamber enables up to three PETs of same pair count to be stacked vertically dependent on cable diameter Vertical stacking is used when the entrance cable pair count is greater than the capacity of a single PET or when the installation design requires that only a portion of entrance cable pairs be init...

Page 6: ...rresponding PETs using the clamp halves as an entry guide 843017 g Install the blank plate into the unused cable entry slot This must be done to maintain UL Listing Note For wire termination onto preconnectorized short stub refer to the MS2 Splicing Instruction Bulletin h When the installation design requires that only a portion of entrance cable pairs be initially terminated e g 100 pair entrance...

Page 7: ...jumper wire below the connected cap 9 03 Testing 4488 Terminals Note Binding post screw heads have been coated with a nonconductive material resulting in a Quiet Front condition Use only approved test equipment on block a Connect test set to talk block 791495 842987 Tip Cap Ring Cap Ring Tip Cap Test Ports b Attach 4347 Test Clip onto washers of tip and ring of one pair b Insert pins in test ports...

Page 8: ...he Seller which are not contained in the Seller s current publications shall have no force or effect unless contained in an agreement signed by an authorized officer of the Seller The statements contained herein are made in lieu of all warranties expressed or implied including but not limited to the implied warranties of merchantability and fitness for a particular purpose which warranties are her...

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