Belden, Enterprise Category Cable, Networking & Data Cable, Wire & Cable
ATMM50 – CAT3 Backbone, 50pr, Armor Shield, PVC Jkt, CMR
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Product Overview
| Suitable Applications: | Premise Backbone Cable |
Physical Characteristics (Overall)
Conductor
| AWG | Stranding | Material | No. of Pairs |
|---|---|---|---|
| 24 | Solid | BC – Bare Copper | 50 |
| Conductor Count: | 100 |
| Total Number of Pairs: | 50 |
Insulation
| Material |
|---|
| PO – Polyolefin (Foam) |
| Bonded-Pair: | N/A |
Color Chart
| Number | Color |
|---|---|
| 1 | White & Blue |
| 2 | White & Orange |
| 3 | White & Green |
| 4 | White & Brown |
| 5 | White & Slate |
| 6 | Red & Blue |
| 7 | Red & Orange |
| 8 | Red & Green |
| 9 | Red & Brown |
| 10 | Red & Slate |
| 11 | Black & Blue |
| 12 | Black & Orange |
| 13 | Black & Green |
| Group One Binder | White/Blue (12 Pr) |
| Group Two Binder | White/Blue (13 Pr) |
| Group Three Binder | White/Orange (12 Pr) |
| Group Four Binder | White/Orange (13 Pr) |
Color Chart 2
| Number | Color |
|---|---|
| 1 | White/Blue (12) |
| 2 | White/Blue (13) |
| 3 | White/Orange (12) |
| 4 | White/Orange (13) |
Outer Shield
| Material |
|---|
| Aluminum |
Outer Jacket
| Material | Nominal Diameter | Ripcord |
|---|---|---|
| PVC – Polyvinyl Chloride | 0.660 in | Yes |
Construction and Dimensions
Armor
| Type of Armor | Material | Thickness of Armoring Tape |
|---|---|---|
| Corrugated | Aluminum | .008 in |
Electrical Characteristics
Conductor DCR
| Max. Conductor DCR | Max. DCR Unbalance |
|---|---|
| 93.8 Ohm/km | 5 % |
Capacitance
| Max. Capacitance Unbalance | Nom.Mutual Capacitance |
|---|---|
| 330 pF/100m | 17 pF/ft |
Delay
| Frequency [MHz] | Max. Delay | Max. Delay Skew | Nominal Velocity of Propagation (VP) [%] |
|---|---|---|---|
| 16 MHz | 543 ns/100m | 45 ns/100m | 68% |
High Frequency
| Frequency [MHz] | Max. Insertion Loss (Attenuation) | Min. NEXT [dB] | Min. PSNEXT [dB] | Min. ACR [dB] | Min. PSACR [dB] | Min. RL (Return Loss) [dB] | Max./Min. Fitted Impedance |
|---|---|---|---|---|---|---|---|
| 0.772 MHz | 2.2 dB/100m | 47.0 dB | 43.0 dB | 50.1 dB | 46.1 dB | 100 +/- 15 | |
| 1.0 MHz | 2.6 dB/100m | 45.0 dB | 41.0 dB | 47.8 dB | 43.8 dB | 12.0 dB | 100 +/- 15 |
| 4.0 MHz | 5.6 dB/100m | 36.0 dB | 32.0 dB | 36.0 dB | 32.0 dB | 12.0 dB | 100 +/- 15 |
| 8.0 MHz | 8.5 dB/100m | 31.0 dB | 27.0 dB | 28.3 dB | 24.3 dB | 12.0 dB | 100 +/- 15 |
| 10.0 MHz | 9.7 dB/100m | 30.0 dB | 26.0 dB | 26.2 dB | 22.2 dB | 12.0 dB | 100 +/- 15 |
| 16.0 MHz | 13.1 dB/100m | 27.0 dB | 23.0 dB | 20.1 dB | 16.1 dB | 10.0 dB | 100 +/- 15 |
Voltage
| UL Voltage Rating |
|---|
| 300 V RMS |
Temperature Range
| Installation Temperature Range: | -20°C To +60°C |
| UL Temp Rating: | 60°C |
| Storage Temperature Range: | -30°C To +60°C |
| Operating Temperature Range: | -30°C To +60°C |
Mechanical Characteristics
| Bulk Cable Weight: | 234 lbs/1000ft |
| Max. Pull Tension: | 300 lbs |
| Min. Bend Radius During Installation: | 13.25 in |
| Min. Bend Radius/Minor Axis: | 6.75 in |
Standards
| NEC/(UL) Compliance: | CMR |
| CEC/C(UL) Compliance: | CMR |
| Data Category: | Category 3 |
| ANSI Compliance: | S-90-661-2012 Category 3, ANSI/NEMA WC-63.1 Category 3 |
| TIA/EIA Compliance: | ANSI/TIA-568-C.2 Category 3 |
Applicable Environmental and Other Programs
| Environmental Space: | Riser |
| EU Directive 2000/53/EC (ELV): | Yes |
| EU Directive 2003/96/EC (BFR): | Yes |
| EU Directive 2011/65/EU (RoHS 2): | Yes |
| EU Directive 2012/19/EU (WEEE): | Yes |
| EU Directive 2015/863/EU (RoHS 2 amendment): | Yes |
| EU Directive Compliance: | Yes |
| EU CE Mark: | Yes |
| EU REACH SVHC Compliance (yyyy-mm-dd): | 2017-07-10 |
| MII Order #39 (China RoHS): | Yes |
Suitability
| Suitability – Aerial: | No |
| Suitability – Burial: | No |
| Suitability – Hazardous Locations: | No |
| Suitability – Indoor: | Yes |
| Suitability – Non-Halogenated: | No |
| Suitability – Oil Resistance: | No |
| Suitability – Outdoor: | No |
| Suitability – Sunlight Resistance: | No |
Flammability, LS0H, Toxicity Testing
| CSA/C(UL) Flammability: | FT4 |
| UL Flammability: | UL 1666 Riser |
| UL voltage rating: | 300 V RMS |
Plenum/Non-Plenum
| Plenum (Y/N): | No |
Related Part Numbers
Variants
| Item # | Color | Put-Up Type | Length | UPC |
|---|---|---|---|---|
| ATMM50 008CUT | Gray | Cut to Length | 612825061991 | |
| ATMM50 008CUT | Gray | Cut to Length | 1 ft | 612825061991 |
Product Notes
| Notes: | Electrical values are expected performance based on cable testing and representative performance within a typical Belden system. Print Includes Descending Footage/Meter Markings. Corrugated Aluminum Armor Bonded to the Jacket. |
History
| Update and Revision: | Revision Number: 0.385 Revision Date: 12-20-2022 |
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