NZM Residual Current Relay with Ring Type Transformer Residual current relay         PFR-003 Rated fault current IN = 0.03 A   PFR-03 Rated fault current IN = 0.3 A   PFR-5 Rated fault current IN = 0.03 – 5 A Adjustable fault current and delay time Fault current early warning by flashing, red LED Adjustable fault current: 0.03, 0.1, 0.3, 0.5, 1, 3, 5 A Adjustable delay time: 0.02, 0.1, 0.3, 0.5, 1, 3, 5 A   Product Notes Pulse-current sensitive Rated control supply voltage: Us = 230 V AC (50/60Hz) Integrated auxiliary contact (1 C/O) Ring-type transformer must also be ordered. not UL/CSA approved   Ring-type transformer Part Name   Internal Diameter Note  PFR-W-20 20 includes fixing clip for DIM rail mounting   PFR-W-30 30  PFR-W-35 35 PFR-W-70 70 PFR-W-105 105  PFR-W-140 140 PFR-W-210 210   Magnetic shielding Part Name   Note PFR-WMA-35 Necessary for a load circuit with high inrush currents > 4 × In, PFR-WMA-70 PFR-WMA-105 PFR-WMA-140  PFR-WMA-210   Fixing Clip     Note PFR-WC 1 set = 2 pieces for the DIN rail mounting of the PFR-W-35 current transformer and all larger   Protective Measures with Prewarning Function Selection Guide PFR Residual Current Relay with Ring-Type Transducer AH1230-036GB Created: 9/30/04   [894 KB]

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