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UL Type MV-105 Ampacities - Aluminum Conductors - Rated 5 kV to 35 kV
    

Ampacity
Direct Buried

(Touching)

5 kV to 35 kV

  

Ampacity
Direct Buried

(Spaced 7.5 in)

5 kV to 35 kV

  

Ampacity
In Conduit In Air

(Touching)

5 kV to 35 kV

  

Ampacity
In Cable Tray

(Spaced One
Cable Diameter)

5 kV to 15 kV

  

Ampacity
In Cable Tray

(Spaced One
Cable Diameter)

25 kV to 35 kV
 
        
  2023 NEC Article Article 315.60(F)  Article 315.60(F) Article 315.60(E)  Article 392.80(B)(2)(2)  Article 392.80(B)(2)(2) 
  2023 NEC Table Table 315.60(C)(20),
One Circuit		  Table 315.60(C)(16),
One Circuit		 Table 315.60(C)(8)  Table 315.60(C)(4)  Table 315.60(C)(4) 
 Cable Configuration  Figure 315.60(D)(3),
Detail 7		  Figure 315.60(D)(3),
Detail 9		 Touching  Single Layer, Spaced One Cable Diameter  Single Layer, Spaced One Cable Diameter 
 Installation Conditions  Earth Ambient
= 20 deg C (68 F)
Earth Thermal Resistivity
= 0.90 deg C m / W Depth of Burial = 36 in		  Earth Ambient
= 20 deg C (68 F)
Earth Thermal Resistivity
= 0.90 deg C m / W Depth of Burial = 36 in		 Ambient Air = 40 deg C (104 F)  Ambient Air = 40 deg C (104 F)  Ambient Air = 40 deg C (104 F) 







AWG MV AL XLPE CU CTS
Unit of Measure
1 

Conductor
Size
(AWG or kcmil)

Ampacity
Direct
Buried
(Touching)
5 kV to 35 kV

(A)

Ampacity
Direct
Buried
(Spaced 7.5 in)
5 kV to 35 kV

(A)

Ampacity
In Conduit
In Air
(Touching)
5 kV to 35 kV

(A)

Ampacity
In Cable Tray
(Spaced
One Cable Diameter)
5 kV to 15 Kv

(A)

Ampacity
In Cable Tray
(Spaced
One Cable Diameter)
25 kV to 35 kV

(A)

N/A 2 N/A 155 N/A 175 N/A 130 N/A 170 N/A N/A
N/A 1 N/A 175 N/A 200 N/A 150 N/A 195 N/A 195
N/A 1/0 N/A 205 N/A 230 N/A 170 N/A 225 N/A 225
N/A 2/0 N/A 230 N/A 260 N/A 200 N/A 260 N/A 260
N/A 3/0 N/A 265 N/A 295 N/A 225 N/A 300 N/A 300
N/A 4/0 N/A 305 N/A 340 N/A 260 N/A 350 N/A 345
N/A 250 N/A 325 N/A 370 N/A 290 N/A 385 N/A 380
N/A 350 N/A 400 N/A 450 N/A 350 N/A 480 N/A 475
N/A 500 N/A 480 N/A 545 N/A 430 N/A 600 N/A 590
N/A 750 N/A 590 N/A 680 N/A 540 N/A 780 N/A 765
N/A 1000 N/A 680 N/A 795 N/A 640 N/A 940 N/A 920
Unit of Measure
1