diff --git a/ontology/saref.ttl b/ontology/saref.ttl
index a0a1f86159550d5064e2049df76726da3aba26fa..3779d79e0e658951b01be028f29e705c1341d554 100644
--- a/ontology/saref.ttl
+++ b/ontology/saref.ttl
@@ -372,14 +372,6 @@ saref:Device rdf:type owl:Class ;
                                owl:onProperty saref:hasState ;
                                owl:allValuesFrom saref:State
                              ] ,
-                             [ rdf:type owl:Restriction ;
-                               owl:onProperty saref:hasTypicalConsumption ;
-                               owl:allValuesFrom [ rdf:type owl:Class ;
-                                                   owl:unionOf ( saref:Energy
-                                                                 saref:Power
-                                                               )
-                                                 ]
-                             ] ,
                              [ rdf:type owl:Restriction ;
                                owl:onProperty saref:isUsedFor ;
                                owl:allValuesFrom saref:Commodity