Type SA-1 - Generator Differential Relay
Type SG Auxiliary relay
Type TD - Timing Relay
Type TK Timing Relay
Type TK - Timing Relay
Type TH Thermal Timing Relay
Types SM-1 and SM-3 Instantaneous Overcurrent Relays
Type ND Rotor Rotation Indicating Relay
TYPES SC, SC-1, SV AND SV-1 RELAYS
TYPE HD CURRENT BALANCE RELAY
Type HZM Distance Relay (With Angular Displacement 60 to 90 degrees)
TYPE HRZ DIRECTIONAL IMPEDANCE RELAY WITH ADJUSTABLE INVERSE OVERCURRENT ELEMENT
TYPE SDBU-2 STATIC BLINDER RELAY
TYPE SDB STATIC BLINDER RELAY
Type KD-10 and KD-11 Compensator Distance Relay
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