Description
The GE Multilin 369 is a sophisticated microprocessor-based motor management relay designed to deliver comprehensive protection, advanced metering, and detailed diagnostics for industrial AC motors. Below are the key technical parameters for model 369-LO-R-M-0-E-H-E:
🔹 Dimensions: 215 mm x 260 mm x 175 mm (standard panel-mount enclosure)
🔹 Weight: 4.2 kg (approximate net weight)
🔹 Country of Origin: United States / Canada (Manufactured under GE Multilin quality standards)
🔹 Power Supply: Low-range (LO) control power supply supporting 20-60 VDC or 20-48 VAC
🔹 Communication Ports: Dual communication interfaces including RS485 serial and optional networking modules
🔹 Digital Inputs/Outputs: Configurable digital inputs and high-capacity form-C trip/alarm output relays
🔹 Operating Temperature: -20°C to +60°C operational range
🔹 System Frequency: 50 Hz and 60 Hz field-selectable nominal frequency
🔹 Display Type: Local vacuum fluorescent display (VFD) paired with an integrated keypad for user navigation
🔹 Core Protection Functions: Thermal overload, current unbalance, ground fault, phase reversal, and RTD temperature monitoring
📖 Product Operating Instructions
🔧 Step 1: Mechanical Installation Securely mount the relay into the designated panel cutout using the standard mounting brackets, ensuring adequate clearance for ventilation and wiring.
🔌 Step 2: Terminal Connections Connect the low-range power supply, current transformers (CTs), RTD sensors, and control wiring strictly in accordance with the wiring schematic on the rear terminal label.
💻 Step 3: Setup and Configuration Energize the unit and configure motor nameplate data, thermal curves, and protection setpoints using either the front-panel interface or EnerVista setup software.
🟢 Step 4: Operational Verification Perform pre-commissioning functional tests on output trip circuits, verify real-time metering values on the VFD display, and confirm stable system operation.
❓ Frequently Asked Questions (Q&A)
💬 Q1: What does the ‘LO’ designation indicate in this specific model number? 💡 A1: The ‘LO’ prefix specifies that the relay is equipped with a low-range control power supply designed to accept lower DC or AC voltage inputs.
💬 Q2: Can this relay be configured remotely? 💡 A2: Yes, the unit supports remote communication configurations through its communication ports, allowing operators to monitor status and adjust parameters via software.
✨ Recommended Related GE Multilin Series and Models
📌 GE Multilin 469 (Motor Protection Relay)
📌 GE Multilin 339 (Motor Protection System)
📌 GE Multilin 350 (Compact Motor Protection Relay)
📌 GE Multilin 239 (Motor Protection Relay)
📌 GE Multilin SR745 (Transformer Protection Relay)
📌 GE Multilin F650 (Feeder Protection System)
📌 GE Multilin M60 (Advanced Motor Protection System)
📌 GE Multilin G60 (Generator Protection System)
📌 GE Multilin T60 (Transformer Protection System)
📌 GE Multilin UR Series (Universal Relay Platform)
