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Introduction
Ndrive HL User’s Manual
1-8
www.aerotech.com
Table 1-3.
Ndrive HL Series Amplifier Current Limitations
Ndrive HL10-40
T
ambient
= 25
O
C
Ndrive HL10-40
T
ambient
= 50
O
C
Ndrive HL20-40
T
ambient
= 25
O
C
Ndrive HL20-40
T
ambient
= 50
O
C
Ndrive HL10-80
T
ambient
= 25
O
C
Ndrive HL10-80
T
ambient
= 50
O
C
R
L-L
I
PK
1)
Limit
I
PK-CONT
2)
Limit
I
PK
Limit
I
PK-CONT
Limit
I
PK
Limit
I
PK-CONT
Limit
I
PK
Limit
I
PK-CONT
Limit
I
PK
Limit
I
PK-CONT
Limit
I
PK
Limit
I
PK-CONT
Limit
(Ohms) (Amps) (Amps) (Amps) (Amps) (Amps) (Amps) (Amps) (Amps) (Amps) (Amps) (Amps) (Amps)
0.5 10.0 5.00 10.0 4.50 14.5 6.50 14.5 4.50 6.5 3.25 6.5 2.25
1 10.0 5.00 10.0 4.50 16.0 7.00 16.0 4.50 7.0 3.25 7.0 2.25
1.5 10.0 5.00 10.0 4.75 18.5 7.50 18.5 4.75 7.0 3.25 7.0 2.25
2 10.0 5.00 10.0 4.75 20.0 7.75 20.0 4.75 7.0 3.25 7.0 2.25
2.5 10.0 5.00 10.0 5.00 20.0 8.25 20.0 5.00 7.5 3.25 7.5 2.25
3 10.0 5.00 10.0 5.00 20.0 9.00 20.0 5.25 7.5 3.50 7.5 2.25
3.5 10.0 5.00 10.0 5.00 20.0 10.00 20.0 5.25 7.5 3.50 7.5 2.25
4 10.0 5.00 10.0 5.00 20.0 10.00 20.0 5.50 8.0 3.50 8.0 2.25
4.5 10.0 5.00 10.0 5.00 * 10.00 * 6.00 8.0 3.50 8.0 2.25
5 10.0 5.00 10.0 5.00 * 10.00 * 6.50 8.5 3.50 8.5 2.25
5.5 10.0 5.00 10.0 5.00 * 10.00 * 7.25 8.5 3.50 8.5 2.25
6 10.0 5.00 10.0 5.00 * 10.00 * 10.00 9.0 3.75 9.0 2.25
6.5 10.0 5.00 10.0 5.00 * 10.00 * 10.00 10.0 3.75 10.0 2.25
7 10.0 5.00 10.0 5.00 * 10.00 * 10.00 10.0 3.75 10.0 2.25
7.5 10.0 5.00 10.0 5.00 * 10.00 * 10.00 10.0 3.75 10.0 2.25
8 10.0 5.00 10.0 5.00 * 10.00 * 10.00 10.0 3.00 10.0 2.50
8.5 *
5.00
*
5.00
* * * *
10.0
4.00
10.0
2.50
9 *
5.00
*
5.00
* * * *
10.0
4.00
10.0
2.50
9.5 *
5.00
*
5.00
* * * *
10.0
4.00
10.0
2.50
10 *
5.00
*
5.00
* * * *
10.0
4.25
10.0
2.50
10.5 * 5.00 * 5.00 * * * * 10.0
4.25
10.0
2.50
11 *
5.00
*
5.00
* * * *
10.0
4.25
10.0
2.50
11.5 * 5.00 * 5.00 * * * * 10.0
4.50
10.0
2.50
12 *
5.00
*
5.00
* * * *
10.0
4.50
10.0
2.50
12.5 * 5.00 * 5.00 * * * * 10.0
4.75
10.0
2.50
13 *
5.00
*
5.00
* * * *
10.0
4.75
10.0
2.50
13.5 * 5.00 * 5.00 * * * * 10.0
5.00
10.0
2.50
14 *
5.00
*
5.00
* * * *
10.0
5.00
10.0
2.50
14.5 * 5.00 * 5.00 * * * * 10.0
5.00
10.0
2.75
15 *
5.00
*
5.00
* * * *
10.0
5.00
10.0
2.75
15.5 * 5.00 * 5.00 * * * * 10.0
5.00
10.0
2.75
16 *
5.00
*
5.00
* * * *
10.0
5.00
10.0
2.75
16.5
* * * * * * * * * * * *
*Limited by: V
BUS
/(R
LL
/2)
Definitions:
R
LL
motor resistance (line-to-line)
I
PK
peak output current that the amplifier will sustain for 1 second when running a three phase
commutated motor
I
PK-CONT
peak value of a continuous sine wave
Notes:
I
PK
limit
ensures that an instantaneous current pulse does not harm the output transistors.
I
PK-CONT
limit
ensures that the temperature of the amplifier does not reach a value that would harm the
semiconductor devices.
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