West Penn 977RD1000 Specsheet

2833 West Chestnut Street

Washington, PA 15301

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Fax: [phone]

www.westpenn-wpw.com

This document is the property of West Penn Wire.
The information contained herein is considered
Proprietary and not to be reproduced by any means

Without written consent of West Penn Wire

Standard Lengths are 1000ft.
The Jacket is sequentially footmarked.
The information presented here is, to the best of our
knowledge, is true and accurate. However, since
conditions of use are beyond our control, all
recommendations or suggestions are presented
without guarantee or responsibility on our part. We
disclaim all liability in connection with the use of

information contained herein or otherwise.

Technical Data Sheet
Fire Alarm Cables

PART NUMBER: 977

DESCRIPTION: 18/4 Solid bare copper conductors, shielded with an overall jacket.

NEC RATING: FPLR, NEC Article 760

APPROVALS: (UL) Listed

APPLICATION: Indoor for (Audio Circuits, Control Circuits, Initiating Circuits, Notification Circuits)

Construction Parameters:

Conductor 18 AWG Bare Copper
Stranding Solid
Insulation Material Polypropylene
Insulation Thickness 0.007'' Nom.
Number of Conductors 4
Shield 100% Aluminum Polyester Foil
Drain Stranded Tinned Copper
Jacket Material PVC
Jacket Thickness 0.017'' Nom.
Overall Cable Diameter 0.180'' Nom.
Approximate Cable Weight 36 Lbs/1M' Nom.
Flame Rating UL 1666 Riser Flame Test

Electrical & Environmental Properties:

Temperature Rating -20°C To +75°C
Operating Voltage 300 V RMS
Max.Capacitance Between Conductors @ 1 KHz 40 pf/ft Nom.
Capacitance Between Conductors to Shield @ 1 KHz 72 pf/ft Nom.
DC Resistance per Conductor @ 20deg C 6.2 Ohms/1M' Nom.
Insulation Colors Black, Red, Brown, Blue
Jacket Color Red
RoHS Compliant Yes

Mechanical Properties:

Max. Recommended Pull Tension 99 lbs.
Min. Bend Radius (Install) 1.8”

Specification Issue Date: 8/13

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