Page 803 - Motor protection and control Manual motor starters, contactors and overload relays

ABB MOTOR PROTECTION AND CONTROL 10/15

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HF0.6, HF2.4, HF9 electronic compact starters
Technical diagrams

Derating curve
Please consider the derating curves for group mounting with and without ≥22.5 mm distance and the overload protection for
tripping class 10A.

Load
current (A)
9
HF9
8
HF9
7
6
5
4
3 HF2.4
2
1 HF0.6
0
0 10 20 30 40 50 60 70
Ambient temperature (°C)
With 22.5 mm distance
Side by side

Derating curve HF range - electronic compact starters

Tripping characteristics
Tripping time (s)

10000.00

1000.00

10
100.00

10.00

1.00

0.10
1 2 3 4 5 6 7 8 9 10
Class10 A Overcurrent factor
Class10 A +20 %
Class10 A -20 %
Tripping characteristics class 10A HF range - electronic compact starters