REXROTH RD 500 Series, Руководство по применению

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RD 500 RD51 Converter Technical Data
3-7
DOK-RD500*RD51*******-IB04-EN-P
3.7 Technical Data for Size Classes C, D and E with Pulse
Frequency f
p
= 12 kHz
12 kHz
RD51.1 022 030 037 045 055 075 090 110
Supply voltage, 3-phase 380 ... 480 V AC (±10 %)
1)
Output frequency Hz 0 - 1400
Rated current A 30 35 40 52 68 80 80 80
Peak current for t = 60 s A 39 46 52 68 88 104 104 104
t = 1 s A 51 60 68 88 116 136 136 136
t = 0.5 s A 60 70 80 104 136 160 160 160
Rated output S
N
kVA 20 23 26 34 45 53 53 53
Peak power for t = 60 s kVA 26 30 34 44 58 68 68 68
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 0.1 0.2 0.2 0.4 0.4 0.4 0.4
Power loss kW 0.9 1.0 1.1 1.4 1.9 2.2 3.2 3.5
Radio int. sup. level/noise immunity A 1 according to EN 55011 / EN 61800-3
Mechanical design
Size classes C C C C D D E E
Degree of protection IP 20 according to EN 60529 (without connection terminals)
Weight of converter for the various cooling types
L Forced air cooling kg 36 36 36 36 52 52 74 74
W Liquid cooling kg 28 28 28 28 42 42 57 57
D Plug-through cooler kg 33 33 33 33 49 49 71 71
Performance data of chopper
Continuous power kW 14 19 23 27 33 45 55 55
Peak power for t = 1 s kW 56 74 93 111 130 148 260 260
Minimum resistance value
Ω
11.7 8.8 7 5.8 5 4.4 2.5 2.5
1: Starting at an output voltage Ua >400 V, the rated current is linearly
reduced from 100 % to 83 % for Va = 480 V.