Dynacom's 66 block is a punch down block containing rows of four IDC style clips. It is used for terminating 22-26 AWG solid copper cross-connect station wiring for many types of phone systems. Bridge clips are required to complete the circuit between the left and right side of the 66 block.
Features
Features
50-Pair
CAT5 Rated
IDCs are Tin Plated Brass
Clear, Snap-On Cover Included
Hinged Cover Available Separately
Specifications
Specifications
Temperature Range
Storage
-40º to +70º C
Operation
-10º to +60º C
Relative Humidity (Operational)
Maximum Noncondensing 93%
Electrical
Insulation Resistance
500 MΩ min. @ 100V d.c
Dielectric Withstanding Voltage
1000V RMS @ 60Hz for 1 min
Spring Wire Contact Resistance
20 mΩ Max
IDC Contact Resistance
2.5 mΩ Max
Mechanical
Total Contact Force
800 Grams for A 8 Wire Leads Minimum
Retention
50N (11 Ibf) for 60s ± 5s
Insertion / Extraction Life
750 Cycles Minimum
IDC Wire Gauge
22 ~ 26 AWG
Physical
Housing / Bezel
High-Impact, Flame-Retardant Plastic, UL-94V0
Spring Wire
Phosphor Bronze Alloy Plated with 50 Micro-inch of Gold Over 70~100 Micro-inch of Nickel
IDC
Brass Plated with 100 Micro-inch of Sn
Additional Information
Telco Block Accessories
Telco blocks are utilized to connect phone systems to data networks. There are two popular forms of telco blocks: the 66 block and the 110 block. The 66 block is quite common in modern phone systems, as they simplify connecting multiple phone lines. The 66 block is also referred to as B-blocks, M-blocks, and as split-50 blocks. We also have Cable Distribution Spools, or mushroom posts for managing your cross connect wire. It is designed for mounting onto walls or other surfaces to help support and guide your cross connect wire. Our cable distribution spools are also ideal for Cat3 cable for telephone applications.
To learn more about our Telco Block Accessories please visit our overview page. Our 66 Wiring Blocks can be combined with a wide array of products such as: