HF Series Generators
Pre-Installation
PI-1005R3
14
• Maximum Power Line Impedance. The Impedance of the Power Line in
the installation must be lower than the maximum value indicated below:
SINGLE-PHASE GENERATORS POWER
LINE
OLT
GE
32 kW 40 kW 50 kW
208 VAC * 0.045 Ω 0.035 Ω 0.028 Ω
230 VAC 0.055 Ω 0.045 Ω 0.036 Ω
240 VAC 0.060 Ω 0.045 Ω 0.036 Ω
NOTES: -- The above values comply with the Standard IEC-60601.2.7.
-- For lines at 210 VAC or below an auxiliary boost transformer is required to adequate the line voltage to the Generator input.
THREE-PHASE GENERATORS POWER
LINE
OLT
GE
32 kW 40 kW 50 kW 64 kW (or 65 kW) 80 kW *
208 VAC * 0.070 Ω 0.055 Ω 0.044 Ω N.A. N.A.
230 VAC 0.087 Ω 0.070 Ω 0.056 Ω N.A. N.A.
240 VAC 0.094 Ω 0.075 Ω 0.060 Ω N.A. N.A.
400 VAC 0.270 Ω 0.220 Ω 0.170 Ω 0.135 Ω 0.110 Ω
415 VAC 0.300 Ω 0.240 Ω 0.180 Ω 0.150 Ω 0.120 Ω
440 VAC 0.340 Ω 0.270 Ω 0.200 Ω 0.170 Ω 0.135 Ω
480 VAC 0.400 Ω 0.320 Ω 0.240 Ω 0.200 Ω 0.160 Ω
NOTES: -- The above values comply with the Standard IEC-60601.2.7.
-- For lines at 210 VAC or below an auxiliary boost transformer is required to adequate the line voltage to the Generator input.
-- For 80 kW Generators operating with lines at 400 / 415 / 440 VAC an auxiliary boost transformer is required to adequate
the line voltage to 480 VAC (or 530 VAC).