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The regulator includes:

• A main terminal strip (10 terminals)
• A secondary terminal block (5 terminals)
• A frequency selection terminal block (3 terminals) – A quadrature droop potentiometer
• A voltage potentiometer
• A stability potentiometer
• A maximum excitation potentiometer
• A sensing selection jumper ST1 (single/3-phase with an external module)
• A response time jumper ST2 – A frequency selection jumper ST3 – An external voltage setting jumper ST4 – A LAM (load adjustment module) jumper ST5
• From R449 Version E number 10,000, this jumper will be removable.
• A selecti