Compact low cost model suitable for Brush less Alternators Suitable for 3 Phase (415 V) or 1 Phase (220V) Brush less Alternators. Can be connected to Isolated Auxiliary Winding of 220 V AC. Maximum output Excitation 100 V DC and 6 A DC. Suggested minimum Filed Resistance 14 Ohms. Under Frequency protection with LED indicator. Time delay Over Excitation Protection with LED indicator. Jumper Link for 50 / 60 Hz operation. High PIV power devices prevents catastrophic failure. Fuse Protection Mounting suitable for many type of Alternators. Size: 110 X 92 X 35 mm. Weight: 225 gm.