Belimo ZG-NM4 Crankarm Kit this is a fixed orifice

this is a fixed orifice restrictor rated for 20 SCIM

What are the physical dimensions for clearance

the standard quick-connect terminals and 2

it must be assembled with a compatible 1720 Series magnet head and a 1980 Series thermocouple

reducing system downtime

Belimo ZG-NM4 Crankarm Kit this is a fixed orificeThe Belimo ZG NM4 Crankarm Kit is a specialized damper actuator accessory engineered for NM Series actuators when direct coupling to the damper shaft is physically obstructed or impossible. Functioning as a high performance HVAC linkage kit, the ZG NM4 provides a reliable mechanical interface for crankarm mounting in space constrained installations or retrofit applications. This kit serves as the direct replacement for ZG NM3, offering improved