Handbook of Electrical Tables and Design Criteria

Fault-Current Calculations with Short-Circuit Tables and Data-Continued

Three-Phase Fault-Current Tables

Short-Circuit Tables and Data: 600 Volts Three-Phase

Three-Phase Bolted Fault-Current [*] Table
One-Way Distance in Feet
Available Isc in Thousands (Isca)

5

10

15

20

25

30

40

50

60

70

80

90

100

125

150

175

200

225

250

300

350

400

500

600

1

964

931

900

871

844

818

771

729

692

658

627

600

574

519

473

435

403

375

350

310

278

252

212

183

3

2,700

2,454

2,249

2,076

1,927

1,799

1,587

1,420

1,284

1,173

1,079

999

930

793

691

613

550

499

457

391

341

303

247

209

5

4,218

3,647

3,212

2,870

2,594

2,366

2,013

1,751

1,550

1,390

1,260

1,152

1,061

887

762

667

594

535

487

412

357

316

256

215

10

7,294

5,740

4,732

4,026

3,502

3,100

2,520

2,123

1,834

1,614

1,442

1,302

1,188

973

824

715

631

565

511

430

371

326

262

220

15

9,637

7,099

5,619

4,649

3,965

3,457

2,751

2,285

1,953

1,706

1,514

1,361

1,236

1,006

848

732

645

576

520

436

375

329

265

221

20

11,481

8,051

6,199

5,040

4,246

3,668

2,883

2,375

2,019

1,756

1,554

1,393

1,263

1,023

860

741

652

582

525

439

378

331

266

222

25

12,970

8,756

6,609

5,307

4,434

3,808

2,969

2,433

2,061

1,787

1,578

1,413

1,279

1,033

867

747

656

585

528

441

379

332

267

223

30

14,197

9,299

6,914

5,502

4,569

3,907

3,029

2,473

2,090

1,809

1,595

1,426

1,290

1,041

872

751

659

587

530

443

380

333

267

223

UNLIMITED FREE
ACCESS
TO THE WORLD'S BEST IDEAS

SUBMIT
Already a GlobalSpec user? Log in.

This is embarrasing...

An error occurred while processing the form. Please try again in a few minutes.

Customize Your GlobalSpec Experience

Category: Thermocouple Wire
Finish!
Privacy Policy

This is embarrasing...

An error occurred while processing the form. Please try again in a few minutes.