ITech IT-M3900C Series - Page 102

Power Supply Function
Test–2B
Transient from DC motors acting as generators after ignition switch OFF:
Parameters 12V 24V
V
S
10V 20V
R
i
≤0.05Ω ≤0.05Ω
t
d
0.2–2s 0.2–2s
t
1
1ms±50% 1ms±50%
t
r
1ms±50% 1ms±50%
t
6
1ms±50% 1ms±50%
Test–4
Starter motor engagement disturbance pulse.
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