Kontakt-1 explosive reactive armor

GPTKB entity

Predicate	Object
gptkbp:instanceOf	explosive reactive armor
gptkbp:alsoKnownAs	4S20 ERA
gptkbp:ammunitionType	explosive
gptkbp:composition	explosive sandwich modules
gptkbp:containsModule	4S20
gptkbp:countryOfOrigin	gptkb:Soviet_Union
gptkbp:developedBy	gptkb:NII_Stali
gptkbp:effect	reduces penetration of HEAT warheads by up to 55% limited protection against kinetic energy penetrators
gptkbp:exportedTo	gptkb:Armenia gptkb:Azerbaijan gptkb:Iraq gptkb:Syria
gptkbp:firstCombatUse	gptkb:Soviet–Afghan_War
gptkbp:heightPerModule	50 mm
https://www.w3.org/2000/01/rdf-schema#label	Kontakt-1 explosive reactive armor
gptkbp:introducedIn	1982
gptkbp:lengthPerModule	250 mm
gptkbp:mountingMethod	bolted to hull and turret
gptkbp:NATOReportingName	gptkb:Kontakt-1
gptkbp:predecessor	none
gptkbp:purpose	protection against high-explosive anti-tank (HEAT) projectiles protection against anti-tank guided missiles protection against shaped charge warheads
gptkbp:status	in service
gptkbp:successor	Kontakt-5 explosive reactive armor
gptkbp:usedBy	gptkb:Armenian_Armed_Forces gptkb:Russian_Armed_Forces gptkb:Ukrainian_Armed_Forces gptkb:Azerbaijani_Armed_Forces gptkb:Iraqi_Army Syrian Arab Army
gptkbp:usedOn	gptkb:T-90_tank gptkb:BMP-3_IFV gptkb:T-80_tank gptkb:BTR-80_APC gptkb:T-64_tank T-72 tank
gptkbp:weightPerModule	5.3 kg
gptkbp:widthPerModule	130 mm
gptkbp:bfsParent	gptkb:T-80BV
gptkbp:bfsLayer	6