REXROTH RD 500 Series, Руководство по применению

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5-10
Inverter Technical Data RD 500 RD51
DOK-RD500*RD51*******-IB04-EN-P
5.10 Technical Data SFT Motor inverter for Size Classes C, D
and E with Pulse frequency f
p
= 8 kHz
8 kHz
RD51.3 030 045 055 075 090 110
Rated motor output
1)
kW 22
37 45 55 75 90
Supply voltage DC 750 V (-15 % +5 %)
Output frequency Hz 0 - 500
Rated current A 33 52 64 77 104 126
Peak current for t = 60 s A 43 69 83 100 135 163
t = 1 s A 56 91 108 131 177 213
t = 0.5 s A 66 107 128 155 209 252
Rated output S
N
kVA 29 46 56 68 92 111
Peak power for t = 60 s kVA 38 61 73 88 119 144
Ambient conditions, noise suppression level, interference immunity
Environmental class 3K3 according to DIN IEC 721-3-3 (ambient temperature 0 – 40 °C operation, to
50 °C power reduction at 2.5 % per K)
Cooling air requirement m³ / s 0.1 0.2 0.4 0.4 0.4 0.4
Power loss kW 0.8 1.17 1.37 1.85 2.25 2.81
Radio int. sup. level / noise immunity A 2 according to EN 55011 / EN 61800-3
Mechanical design
Size classes C C D D E E
Degree of protection IP 20 according to EN 60529 (without connection terminals)
Weight of inverter for the various cooling types
L Forced air cooling kg 22 22 32 32 44 44
D Plug-through cooler kg 20 20 30 30 42 42
W Liquid cooling See DOK-
RD500*SFT********-
PR0x-EN-P
1): Max. permissible motor power based on 4-pin standard induction
motor 500 V