Test Sequence - Kohler MPAC 1500 Manual

Loaded Exercise Sequence Ends
1. Pre-transfer load control sequences run.
2. Load control contacts open.
3. Contactor transfers to preferred.
4. Post-transfer load control sequences and engine
cooldown time delay expire.
5. Load control contacts close.
6. The engine start contacts open, signaling the
generator to stop.
3.6.3 Test Sequence, Standard
Transition
Unloaded Test Function is Initiated
1. The generator set is signaled to start.
2. The generator starts and the standby source
becomes available.
3. The load bank control is activated.
Unloaded Test Function is Ended
1. The load bank control is deactivated.
2. Engine cooldown time delay expires.
3. The generator is signaled to stop.
Loaded Test Function is Initiated
1. The generator is signaled to start (engine start
contacts close).
2. The generator starts and the standby source
becomes available.
3. Pre-transfer load control time delays expire and
load control contacts open.
4. Preferred-to-standby time delay expires.
5. Contactor transfers to standby.
6. Post-transfer load control time delays expire and
load control contacts close.
TP-6714 4/10
Emergency Source Fails (Normal Source is
available)
1. Test function is deactivated.
2. Load control contacts open.
3. Contactor immediately transfers to preferred.
4. Immediate failure to acquire standby alarm.
5. Post-transfer load control sequences and engine
cooldown time delay expire.
6. Load control contacts close.
7. Engine start contacts open.
Loaded Test Function is Ended
1. Standby-to-preferred time delay and pre-transfer
load control sequences run.
2. Load control contacts open.
3. Contactor transfers to preferred.
4. Post-transfer load control sequences and engine
cooldown time delay expire.
5. Load control contacts close.
6. The engine start contacts open, signaling the
generator to stop.
Section 3 Operation 27