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CENTRAL OFFICE PROTECTION PRODUCTS

Model 508PMS

Protecting Personnel and Equipment
in the Central Office

(Super II Frame)
The 508PMS Connector Block is a high density, front facing block designed for installation on the single-sided Super II protector frame. The block is equipped with bottom hinge pins that permit the block to be swung down to facilitate access to the wire wrap pins, The 508PMS hinge feature provides front access for all block functions. Outside plant and exchange cable terminations, protector module administration, and test field access are all accomplished conveniently due to the accessibility of the entire block.

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High rib, egg crate style wire troughs placed over each five rows of pins on the protector module field side of the block, protect operating personnel, guide the protector module into position, and protect the terminal pins when the protector modules are removed.

The block accommodates plug-in protector modules for high voltage and sneak current protection. It has provisions for test access, via integral test points in each protector module, in either bridged or look-out mode. The protector module ground pin makes contact, via the ground wrap pins accept two standard wire wrap connections of 22 to 26 AWG wire.

High Density Mounting
The 508PMS Connector Block is a 100 pair, high density block providing termination capacity for 100 outside plant and 100 associated tie-cable pairs.

Variety of Protection
The 508PMS Connector Block uses Porta Systems single-pin Protector Module. The block can utilize solid state, carbon, gas tube or multi-gas tube module types.

Module Detent Feature
The protector modules may be partially extracted to a detent position. In this position, the outside plant pair is disconnected from the exchange tie cable field; however, the module continues to supply protection to the outside plant pair.

Test Field
Individual test cords are available for testing and fault locating via the integrated test points built into the protector modules.

Low Noise
The block to protector contact design provides an exceptionally good electrical connection. The contacts are well protected and will maintain their outstanding contact low noise characteristics over the several decade life of the blocks.

Universal Mounting
The 508PMS Connector Block is equipped with universal hinged mounting pins specifically designed to fit the Super 11 Frame. The block secures with two screws and washers which are removed when block rotates on the hinges.

Replaceable Pins
The 508PMS Connector Block terminal pins are field replaceable.

Stubbing
The 508PMS Connector Block is normally factory stubbed with outside plant cable to the rear of the block, but is also available unstubbed. Factory stubbing consists of 101 pairs of 22 or 24 AWG cable, divided into 25-pair color coded binder groups and one spare pair.

Dimensions

Height

9" (22.86 cm)

Width

4" (10.16 cm) block only
5" (12.16) with mounting ears

Depth

1-3/4" (4.45 cm) block only
3-1/4" (8.23 cm) w/protector modules



Last updated:
11/09/07