Operating Guide

United States
Tel: [phone]
800.816.7809
Fax: [phone]
Technical Services
Tel: [phone]
www.tnb.com
www.tnb.com
United States
Tel: [phone]
800.816.7809
Fax: [phone]
Technical Services
Tel: [phone]
21
Connectors & Grounding — Blackburn
®
Grounding Systems
Raised Floor Grounding Systems
Compresses #8 AWG
through 4/0 AWG cable.
Signal Reference
Grid Connector
• Clamps onto pedestal posts up to 1" diameter
square and 1
1
⁄4" round
• Can be used as an “X” or “T” configuration cable to post
• High-conductivity wrought-copper construction
Secures signal reference grid wire
to raised-floor support posts.
Signal Reference Grid Clamp
• Range-taking design accepts #8 to #4 AWG grid wire
and fits 1" round and
3
⁄4" square trade size support posts
• Lay-in feature means no kinks or bends
• Quick, easy installation
• Only one screw to tighten
• Enables grid wire to make direct, low-resistance
contact Stamped-steel construction, zinc plated
CAT. NO. DESCRIPTION WIRE RANGE
3900
3
⁄4" Square to 1" Round #8–#4
3900BP (BULK PACK)
3
⁄4" Square to 1" Round #8–#4
UL
®
File No. E-3060.
Approved for grounding and bonding per UL
®
467.
CAT. NO. CONDUCTOR
INSTALLING TOOLS AND DIE CODES TBM14M AND TBM15I
DIE CAT. NO. DIE CODE COLOR CODE
SRG8-4
#8
#6 to #4
15527
15528
29
33
GRAY
BROWN
SRG2-1 #2 & #1 15508 42 PINK
SRG10-20 1/0 & 2/0 15530 50 ORANGE
SRG30-40 3/0 & 4/0 15511 54 PURPLE
1211_1836_TNB_TNB_Power Connection & Control Cat31_r7.indd 21 2/24/14 3:27 PM