BuyLog Flippingbook MAR 2024

13-5

BUSWAY, BUYLOG SECTION 13

— Short-circuit ratings

ReliaGear ™ series busway Short-circuit ratings plug-in and feeder

Maximum fuse sizes for increased short-circuit protection Amperage Max "L" Fuse Sizes For Increased Short-Circuit Rating Aluminum Copper @100 kA @200 kA 225 225 1200 1 800 2 400 400 1200 1 800 2 – 600 1200 1 800 2 600 800 2000 1 1200 2 – 1000 – 2000 2 800 1200 – 2500 2 1000 1350 – 2500 2 1200 1600 – 3000 2 1350 2000 – 4000 2 1600 – – 4000 2 2000 2500 – 4000 2 2 Also 600J, 800T or 400R.

Aluminum (kA) @

Copper (kA) @

Amperage

3 Cycles

6 Cycles

1 Sec.

3 1 Secs.

3 Cycles

6 Cycles

1 Sec.

3 1 Secs.

225 400 600 800

50 50 24 14 50 50 36 21 85 85 24 14 50 50 36 21 85 85 24 14 85 85 36 21 100 100 42 24 85 85 36 21 100 100 50 29 100 100 51 29 125 125 62 36 100 100 65 37 150 150 84 49 100 100 76 44 150 150 95 55 125 125 95 55 150 150 121 70 150 150 129 75 200 200 132 76 150 150 162 107 200 200 169 1 97 200 200 191 1 110 200 200 200 1 140 200 200 200 1 149

1000 1200 1350 1600 2000 2500 3000 4000 5000

–

–

–

–

200 200 200 1 200

1 Ratings based on calculated values

Maximum fuse sizes for increased short-circuit protection

Max. Fuse Sizes For Increased Short-Circuit Rating @100 kA @200 kA Class J Class T Class R Class J Class T Class R

ReliaGear ™ LowAmp busway Plug-in and feeder bus

Amperage

Aluminum (kA) @

Copper (kA) @

Aluminum 225

Amperage

3 Cycles

1 Sec.

3 Secs.

3 Cycles

1 Sec.

3 Secs.

600 800 100

400 400 200

400 600 800

600 800 400 600 800 400 600 800 600 600 800 400 600 800 600 600 800 400

225 400 600 800

30 42 50 50

11 17 28 50

6

30 30 42 50

17 17 25 42

10 10 15 24

10 16 29

Copper 225

600 800 200 600 800 200

400 400 200 400 400 200

400 600 800

600 800 400 600 800 400 600 800 600 600 800 400