Recommended Upstream Protection and Cable Sizes for 300 kW UPS

	Maximum OCPD (A)				Conductors per Phase Copper/Aluminium (mm²)				PE Conductor (mm²)
	380 V	400 V	415 V	440 V	380 V	400 V	415 V	440 V	380 V	400 V	415 V	440 V
Input	630Long-time setting (I_r) = 0.90.*	630Long-time setting (I_r) = 0.90.*	630Long-time setting (I_r) = 0.90.*	630Long-time setting (I_r) = 0.80.*	1x240/ 2x150	1x240/ 2x150	1x240/ 2x150	1x185/ 2x120	1x120/ 1x150	1x120/ 1x150	1x120/ 1x150	1x95/ 1x120
Bypass	630Long-time setting (I_r) = 0.80.*	630Long-time setting (I_r) = 0.70.*	630Long-time setting (I_r) = 0.70.*	400Long-time setting (I_r) = 1.0.*	1x185/ 2x120	1x150/ 1x240	1x150/ 1x240	1x150/ 1x240	1x95/ 1x120	1x95/ 1x120	1x95/ 1x120	1x95/ 1x120
Output	630Long-time setting (I_r) = 0.80.*	630Long-time setting (I_r) = 0.70.*	630Long-time setting (I_r) = 0.70.*	400Long-time setting (I_r) = 1.0.*	1x185/ 2x120	1 x 150/ 1 x 240	1 x 150/ 1 x 240	1x150/ 1x240	1x95/ 1x120	1x95/ 1x120	1x95/ 1x120	1x95/ 1x120
Battery	1000	1000	1000	1000	2x120/ 2x185	2x120/ 2x185	2x120/ 2x185	2x120/ 2x185	1x120/ 1x185	1x120/ 1x185	1x120/ 1x185	1x120/ 1x185