Gefran GRM-H is a compact single-phase power controller series available in current ratings from 10A to 120A, including the 10/15/25/30/40/50/60/75/90
Gefran GRM-H is a compact single-phase power controller series available in current ratings from 10A to 120A, including the 10/15/25/30/40/50/60/75/90A models you mentioned. These controllers are designed for precise and efficient heating control in industrial applications.
Key Specifications of GRM-H Series (10A to 90A)
Feature
Description
Current Ratings
10A, 15A, 25A, 30A, 40A, 50A, 60A, 75A, 90A
Load Voltage
24–480 VAC or 24–600 VAC depending on model
Control Input
Analog control (0–10V, 4–20mA)
Communication Options
IO-Link and Modbus RTU (select models)
Switching Modes
Zero Crossing (ZC), Burst Firing (BF), Phase Angle (PA), Full Cycle (FT), Half Single Cycle (HSC)
Cooling
Natural convection or forced air depending on current rating
