Option Selection
‑150‑
Table 4–24 Selection of braking components (three‑phase 380 V to 480 V)
Model
Braking unit
125% Braking Torque (10% ED; Max.
10s)
Remarks
Min.
Braking
Resist
ance
(Ω)
Model
QTY
Braking Resistor
Specifications
QTY
MD580‑4T2R1B
Built‑in (standard)
80 W 1450 Ω 1
AC drive
models
containing
letter "B"
96
MD580‑4T3R1B 140 W 800 Ω 1 96
MD580‑4T3R8B 220 W 500 Ω 1 96
MD580‑4T5R1B 300 W 380 Ω 1 96
MD580‑4T7R2B 440 W 260 Ω 1 64
MD580‑4T9B 600 W 190 Ω 1 64
MD580‑4T13B 740 W 150 Ω 1 32
MD580‑4T17B 1100 W 100 Ω 1 32
MD580‑4T25B 1500 W 75 Ω 1 32
MD580‑4T32B 2200 W 50 Ω 1 24
MD580‑4T37B 3000 W 38 Ω 1 24
MD580‑4T45(B)
Built‑in (optional)
4000 W 32 Ω 1
AC drive
models
containing
letter "B"
24
MD580‑4T60(B)
4500 W 27 Ω 1 24
MD580‑4T75(B)
6000 W 20 Ω 1 19.2
MD580‑4T91(B)
7000 W 16 Ω 1 14.8
MD580‑4T112(B)
9000 W 13 Ω 1 12.8
MD580‑4T150(B)
11000 W 10.5 Ω 1 9.6
MD580‑4T176(B)
15000 W 7.7 Ω 1 6.8
MD580‑4T210
MDBUN‑60‑T 2 9000 W 10.2 Ω 2
Input voltage
≤ 440 VAC
10.2 x 2
MDBUN‑60‑5T 2 9000 W 12.8 Ω 2
Input voltage >
440 VAC
11.4 x 2
MD580‑4T253
MDBUN‑90‑T 2 11000 W 8.0 Ω 2
Input voltage
≤ 440 VAC
6.8 x 2
MDBUN‑90‑5T 2 11000 W 10.5 Ω 2
Input voltage >
440 VAC
7.7 x 2
MD580‑4T304
MDBUN‑90‑T 2 13000 W 6.8 Ω 2
Input voltage
≤ 440 VAC
6.8 x 2
MDBUN‑90‑5T 2 13000 W 8.8 Ω 2
Input voltage >
440 VAC
7.7 x 2
MD580‑4T377
MDBUN‑200‑T 2 16000 W 2.8 Ω 2
Input voltage
≤ 440 VAC
2.5 x 2
MDBUN‑200‑
5T
2 16000 W 3.6 Ω 2
Input voltage >
440 VAC
2.8 x 2
MD580‑4T426(‑L)
MDBUN‑200‑T 2 21000 W 4.1 Ω 2
Input voltage
≤ 440 VAC
2.5 x 2
MDBUN‑200‑
5T
2 21000 W 5.3 Ω 2
Input voltage >
440 VAC
3.0 x 2