​​
Calculation of loads of commercial installations for voltage (230/400 volts)​

Building Area

Total connected loads

Proposed Braker capacity

M​²

( K.V.A )

( Amp )

25

6

30

50

10

75

16

100

22

110

24

111

25

50

125

27

150

32

175

38

176

39

70

200

43

225

48

250

54

251

55

100

275

59

300

64

325

70

350

75

375

80

376

81

150

400

86

425

91

450

96

475

102

500

107

525

112

550

118

551

119

200

575

123

600

128

625

134

650

139

675

144

700

150

725

155

750

160

775

166