Modular Supports System Product Technical Guide June 2026

Modular Support Systems Technical Guide, Edition 2

3.0 Modular Support System

3.2.1 MT Connection Mechanisms

MT-TL M10 + MT TLB

Description

Twist lock and bolt for open channel system connection. Approvals / Listings

European Technical Assessment ETA-21 / 1017

Material Specifications for MT-TLB / MT-TLB 30

F y, ksi( MPa) F u, ksi( MPa) 92.82( 640) 116.03( 800)

MT-TL M10 MT-TLB / MT-TLB 30

Corrosion Protection

Description MT-TL M10

MT-TLB

MT-TLB 30

Environmental Conditions

Dry indoor conditions( C1) Indoor with temporary condensation( C2)

MT-TL M10 OC Outdoor, low to moderate pollution( C3 / C4- low) MT-TLB OC Outdoor, low to moderate pollution( C3 / C4- low) MT-TLB 30 OC Outdoor, low to moderate pollution( C3 / C4- low)

Ordering Information

Description

Weight Per Piece, lbs( kg)

Quantity Piece( s)

Item No. MT-TL M10 0.07( 0.03) 50 2272080 MT-TL M10 OC 0.07( 0.03) 50 2272082 MT-TLB 0.06( 0.03) 200 2273254 MT-TLB 30 0.06( 0.03) 200 2282190 MT-TLB OC 0.06( 0.03) 200 2273256 MT-TLB 30 OC 0.06( 0.03) 200 2282191

MT-TL M10 OC

MT-TLB OC / MT-TLB 30 OC

Figure 2 – MT-TL with MT-TLB Connection Table 106- Allowable Strength Design( ASD) Load Data 1, 2, 3, 4 Pullout

Slip Description lb( kN) lb( kN)

1,125 1,010

MT-TL M10( OC)( 5.00)

( 4.50)

1 Minimum safety factor, Ω, for tabulated values is 2.65. 2 Multiply tabulated values by 1.5 to obtain minimum Load and

Resistance Factor Design( LRFD) values. 3 Tabulated values in table are for MT-TL M10 with MT-TLB. 4 See Figure 2.

Table 107- Limit State Design( LSD) Load Data 1, 2, 3 Pullout

Slip Description lb( kN) lb( kN)

1,570 1,410

MT-TL M10( OC)( 6.96)

( 6.26)

1 Maximum resistance factor, φ, for tabulated values is 0.5. 2 Tabulated values in table are for MT-TL M10 with MT-TLB. 3 See Figure 2.

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