Accessories circuit-breaker 3WL Electronic Trip Unit ETU45B, ETU release 2, LSIN protection adjustable, without rating plug, with metering function Plus, I, U, P,W, Q, f, cos phi, harmonics and harm. distortion factor, without display, without ground fault module, with cubicle bus connection; only for 3WL1 Upgrade
Notes
Sucessor:Successor portfolio 3WA; more information via www.siemens.com/3WA