Copeland ZR57K3E-TFD-950 Compressor Refrigerant Multi-Signal Compatibility: Accepts 0-10 VDC

Multi-Signal Compatibility: Accepts 0-10 VDC and 4-20 mA proportional inputs

Direct Drop-in Replacement: The 1/2" NPT threading and standard 1/4" pilot compression fitting ensure compatibility with existing standing pilot systems

The 3/16-inch ID and 5/16-inch OD design maintains a 2-inch minimum bend radius

This configuration is essential for liquid level control tasks such as high/low alarms and pump-up/pump-down sequencing

Wide Compatibility: Serves as a primary cross-reference for the GEN3696 and other 5

Copeland ZR57K3E-TFD-950 Compressor Refrigerant Multi-Signal Compatibility: Accepts 0-10 VDCThe Copeland ZR57K3E TFD 950 is a high efficiency scroll compressor engineered for commercial air conditioning and heat pump applications. Standardized for 460V 3 phase systems, this 5 ton unit delivers a nominal 57,000 BTU hr capacity and is optimized for R 22 and R 407C refrigerant retrofits. Its hermetic design incorporates a 7 8 ODF suction and 1 2 ODF discharge connection, ensuring a secure fit and reliable thermal management under high load