diff --git a/elements/10_electric/10_allpole/330_transformers&power_supplies/40_uninterruptible_power_supply/ups.elmt b/elements/10_electric/10_allpole/330_transformers&power_supplies/40_uninterruptible_power_supply/ups.elmt
index b89fbb240..3ca15c2ee 100644
--- a/elements/10_electric/10_allpole/330_transformers&power_supplies/40_uninterruptible_power_supply/ups.elmt
+++ b/elements/10_electric/10_allpole/330_transformers&power_supplies/40_uninterruptible_power_supply/ups.elmt
@@ -5,6 +5,7 @@
         <name lang="en">UPS</name>
         <name lang="de">USV</name>
         <name lang="fr">UPS</name>
+        <name lang="pl">UPS</name>
         <name lang="it">UPS</name>
     </names>
     <informations>
diff --git a/elements/10_electric/10_allpole/340_converters&inverters/10_converters/inverter.elmt b/elements/10_electric/10_allpole/340_converters&inverters/10_converters/inverter.elmt
index 77657ed61..a74d9bbeb 100644
--- a/elements/10_electric/10_allpole/340_converters&inverters/10_converters/inverter.elmt
+++ b/elements/10_electric/10_allpole/340_converters&inverters/10_converters/inverter.elmt
@@ -3,7 +3,7 @@
         <name lang="en">Inverter</name>
         <name lang="de">Wechselrichter</name>
         <name lang="fr">Onduleur</name>
-        <name lang="it">Inverter</name>
+        <name lang="it">Falownik</name>
         <name lang="cs">Střídač</name>
     </names>
     <informations>Author: Arun Kishore Eswara
diff --git a/elements/10_electric/10_allpole/340_converters&inverters/10_converters/rectifier.elmt b/elements/10_electric/10_allpole/340_converters&inverters/10_converters/rectifier.elmt
index 76f6d508b..c2390aa81 100644
--- a/elements/10_electric/10_allpole/340_converters&inverters/10_converters/rectifier.elmt
+++ b/elements/10_electric/10_allpole/340_converters&inverters/10_converters/rectifier.elmt
@@ -4,6 +4,7 @@
         <name lang="en">Rectifier</name>
         <name lang="de">Gleichrichter</name>
         <name lang="it">Raddrizzatore</name>
+        <name lang="pl">Prostownik</name>
         <name lang="fr">Redresseur</name>
         <name lang="cs">Usměrňovač</name>
     </names>
diff --git a/elements/10_electric/10_allpole/340_converters&inverters/10_converters/static_freq_converter.elmt b/elements/10_electric/10_allpole/340_converters&inverters/10_converters/static_freq_converter.elmt
index 303ba4011..136eb6215 100644
--- a/elements/10_electric/10_allpole/340_converters&inverters/10_converters/static_freq_converter.elmt
+++ b/elements/10_electric/10_allpole/340_converters&inverters/10_converters/static_freq_converter.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Frequency_converter</name>
         <name lang="de">Frequenzumformer</name>
         <name lang="fr">Convertisseur de fréquence</name>
+        <name lang="pl">Pośredni przetwornik częstotliwości</name>
         <name lang="it">Convertitore di frequenza</name>
         <name lang="cs">Měnič kmitočtu</name>
     </names>
diff --git a/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable1.elmt b/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable1.elmt
index 8cb9f0328..eb7c96aa0 100644
--- a/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable1.elmt
+++ b/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable1.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Emergency stop trip switches 2NC</name>
         <name lang="de">Taster 2 Öffner</name>
         <name lang="fr">Arret d'urgence cable 2NC</name>
+        <name lang="pl">Wyłącznik bezpieczeństwa</name>
         <name lang="it">Arresto d'emergenza a cavo 2NC</name>
     </names>
     <informations></informations>
diff --git a/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable2.elmt b/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable2.elmt
index 59e4e8b56..ce66b3f28 100644
--- a/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable2.elmt
+++ b/elements/10_electric/10_allpole/380_signaling&operating/20_push_buttons/au_cable2.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Emergency stop trip switches NC+NO</name>
         <name lang="de">Taster Öffner/Schliesser</name>
         <name lang="fr">Arret d'urgence cable NC+NO</name>
+        <name lang="pl">Wyłącznik bezpieczeństwa</name>
         <name lang="it">Arresto d'emergenza a cavo NC+NO</name>
     </names>
     <informations></informations>
diff --git a/elements/10_electric/10_allpole/390_sensors&instruments/01_sensors_capacitive/capteur_de_proximite.elmt b/elements/10_electric/10_allpole/390_sensors&instruments/01_sensors_capacitive/capteur_de_proximite.elmt
index 9ff72506d..40ab21196 100644
--- a/elements/10_electric/10_allpole/390_sensors&instruments/01_sensors_capacitive/capteur_de_proximite.elmt
+++ b/elements/10_electric/10_allpole/390_sensors&instruments/01_sensors_capacitive/capteur_de_proximite.elmt
@@ -4,6 +4,7 @@
         <name lang="de" >Näherungsschalter Schliesser</name>
         <name lang="fr" >Capteur de proximité NO</name>
         <name lang="es" >Final de carrera</name>
+        <name lang="pl">Czujnik zbliżeniowy</name>
         <name lang="it">Sensore di prossimità</name>
     </names>
     <description>
diff --git a/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/fluo.elmt b/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/fluo.elmt
index 43f8efcfb..947f7b95f 100644
--- a/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/fluo.elmt
+++ b/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/fluo.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Fluorescent tube</name>
         <name lang="de">Leuchtstoffröhre</name>
         <name lang="fr">Tube fluorescent</name>
+        <name lang="pl">Świetlówka</name>
         <name lang="it">Tubo fluorescente</name>
     </names>
     <informations></informations>
diff --git a/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/lamp.elmt b/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/lamp.elmt
index 3f1e4db20..2b306dafb 100644
--- a/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/lamp.elmt
+++ b/elements/10_electric/10_allpole/391_consumers&actuators/60_lightings/lamp.elmt
@@ -5,6 +5,7 @@
         <name lang="fr">Lampe</name>
         <name lang="it">Lampada</name>
         <name lang="nl">Lamp</name>
+        <name lang="pl">Żarówka</name>
         <name lang="cs">Světlo</name>
     </names>
     <informations>Author: Arun Kishore Eswara
diff --git a/elements/10_electric/98_graphics/01_auxiliary_symbols/20_switch_positions/qet_directory b/elements/10_electric/98_graphics/01_auxiliary_symbols/20_switch_positions/qet_directory
index 53f1140bc..0db5bfa2a 100644
--- a/elements/10_electric/98_graphics/01_auxiliary_symbols/20_switch_positions/qet_directory
+++ b/elements/10_electric/98_graphics/01_auxiliary_symbols/20_switch_positions/qet_directory
@@ -2,6 +2,7 @@
     <names>
         <name lang="en">Switch positions for selector switches</name>
         <name lang="fr">Positions de commutateurs</name>
+        <name lang="pl">Pozycje łączników</name>
         <name lang="de">Schaltstellungen für Wahlschalter</name>
     </names>
 </qet-directory>
diff --git a/elements/10_electric/99_miscellaneous&unsorted/releudc02.elmt b/elements/10_electric/99_miscellaneous&unsorted/releudc02.elmt
index 601d88b28..0f49b500a 100644
--- a/elements/10_electric/99_miscellaneous&unsorted/releudc02.elmt
+++ b/elements/10_electric/99_miscellaneous&unsorted/releudc02.elmt
@@ -3,6 +3,7 @@
         <name lang="ro">Releu DC 01</name>
         <name lang="de">Relais DC 01</name>
         <name lang="en">Relay DC 01</name>
+        <name lang="pl">Przekaźnik DC 01</name>
         <name lang="fr">Relais DC 01</name>
         <name lang="it">Relè DC 01</name>
     </names>