Siemens 3G-OTH-67327 — Technical Specifications

Name: Siemens 3G-OTH-67327 Electric Actuator: Fire and Smoke Dampers, On/Off, Spring Return, 200 lb-in, 230V AC, NEMA 1 / IP40 (MPN GVD321.1U). Key specifications — Manufacturer Part Number: GVD321.1U; Shaft Type: 1/2" to 1" Round; Plenum Rating: Plenum Rated; Input Voltage: 230V AC; Brand: SIEMENS; Electrical Connection Type: Hardwired; Auxiliary Switch Included: No.
Brand: Siemens

The Siemens GVD321.1U is a fire and smoke rated electric actuator designed for fire and smoke dampers. It operates as an On/Off, spring return unit with 200 lb-in torque, accepting a 1/2" to 1" round shaft and powered by 230V AC. This plenum-rated actuator features a hardwired electrical connection and is NEMA 1 / IP40 rated, with no auxiliary switch included.

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Technical Specifications

Parameter	Value
AC	230V
Type	On/Off, Spring Return, 200 lb-in, NEMA 1 / IP40
Brand	SIEMENS
Shaft Type	1/2" to 1" Round
Input Voltage	230V AC
Plenum Rating	Plenum Rated
Manufacturer Part Number	GVD321.1U
Auxiliary Switch Included	No
Electrical Connection Type	Hardwired