PR341 Packard Switching Relay 110-120 Coil Voltage

SPDT (single-pole double-throw) switching relay 110-120V coil voltage. 5 terminals.

The unmarked double terminals are 110-120V input. With no 110-120V power applied:
Terminals 1 & 2 are normally closed (NC).
Terminals 1 & 3 are normally open (NO).
Terminals 2 & 3 are open.

When 110-120V power is applied:
Terminals 1 & 2 are opened.
Terminals 1 & 3 are closed.
Terminals 2 & 3 stay open.

Replaces Mars 90341, RBM & White Rodgers 90-341 and Honeywell R4222D1013 and others.