Pushbuttons and Indicating Lights 1.8 30.5 mm Heavy-Duty Watertight/Oiltight10250T Contents 30.5 mm Heavy-Duty Watertight/Oiltight10250T 1 Description Page 30.5 mm Heavy-Duty Watertight/Oiltight10250T 1 Product Overview V7-T1-193 Product Identification V7-T1-193 1 Catalog Number Selection V7-T1-194 1 Product Selection Point-of-Purchase Packaging V7-T1-196 1 Non-Illuminated Momentary Pushbutton Units . V7-T1-197 1 Pushbuttons V7-T1-198 Illuminated Momentary Pushbutton Units . V7-T1-202 1 Indicating Light Units . V7-T1-203 Illuminated Pushbuttons and 1 Indicating Lights V7-T1-204 Push-Pull Emergency Stop . V7-T1-206 1 Illuminated Push-Pull Units . V7-T1-209 Potentiometers V7-T1-212 1 Push-Pull Operators V7-T1-213 Selector Switch Units . V7-T1-217 1 Selector Switch Selection V7-T1-218 Selector Switch Operators . V7-T1-221 1 Illuminated Selector Switch Operators V7-T1-224 Joystick Units . V7-T1-225 1 Joysticks . V7-T1-226 Roto-Push Units . V7-T1-229 1 Roto-Push Operators . V7-T1-230 Accessories . V7-T1-235 1 Options V7-T1-240 1 Replacement Parts V7-T1-249 Technical Data and Specifications V7-T1-251 1 Dimensions . V7-T1-254 Drawings 1 Online 1 Product Description Features Application Description Standards and Certifications The 30.5 mm pushbutton line Heavy-duty zinc die cast Contact Operation 1 features a zinc die cast construction CE EN 60947-5-1 and Slow make and break. All construction with chrome- Enclosed silver contacts 60947-5-5 normally closed contacts 1 plated housing and mounting with reliability nibs UL 508File No. 131568 have positive opening nut. The same durable Diaphragm seals with operation, i.e., normally closed CSA C22.2 No. 14File construction is also available 1 drainage holes No. LR68551 contacts are forced open in with the corrosive resistant Grounding nibs on the the event of contact weld or E34 line of pushbuttons. 1 operator casing spring breakage. See E34 section on Pages V7-T1-264 to V7-T1-298. 1 Benefits Ingress Protection When mounted in similarly Reliability nibs improve 1 rated enclosure contact reliability even under dry circuit and fine Standard indicating lights 1 dust conditions UL (NEMA) Type 1, 2, 3, Drainage holes prevent 3R, 3S, 4, 4X, 12, 13 1 buildup of liquid inside the IEC IP65 operator which can prevent operation in freezing 1 Most other operators environments UL (NEMA) Type 1, 2, 3, Grounding nibs bit through 1 3R, 4, 4X, 12, 13 paint and other coatings to IEC IP65 provide secure ground 1 V7-T1-192 Volume 7Logic Control, Operator Interface and Connectivity Solutions CA08100008EApril 2017 www.eaton.comPushbuttons and Indicating Lights 1.8 30.5 mm Heavy-Duty Watertight/Oiltight10250T Product Overview 1 Reliability Nibs Grounding Nibs Diaphragm Seal with Drainage Holes Eatons contact blocks 10250T line operators have 1 feature enclosed silver grounding nibsfour Liquid Drainage contacts with pointed metal points on the operator 1 reliability nibs for reliable casting designed to bite Eatons pushbutton operators performance from logic level through most paints and offer front of panel drainage 1 up to 600V. To ensure reliable other coatings on metal via holes in the operator switching, nibs bite through panels to enhance the ground bushing. Hidden from view by 1 oxide which can form on silver connection when the operator the mounting nut, these contacts, eliminating the is securely tightened. holes prevent buildup of liquid need for expensive logic level inside the operator, which 1 Grounding Nibs blocks for most applications. can prevent operation in freezing environments. Grounding 1 Reliability Nibs Nibs The holes also provide a route for escaping liquid in high 1 pressure washdowns, effectively relieving pressure Dry Circuit 1 from the internal diaphragm seal, ensuring reliable sealing in applications even beyond 1 NEMA 4. Medium Duty 1 Diaphragm Seal Foam Neoprene 1 Panel Sealing Gasket Heavy-Duty Drainage Hole 1 Flexible Diaphragm Reliability nibs improve 1 Stainless performance in dry circuit, Steel corrosive, fine dust and other Operating 1 Spring contaminated atmospheres. Under normal environmental Colorfast Molded 1 conditions, the minimum Button operational voltage is 5V and the minimum operational 1 Drainage Hole current is 1 mA, AC/DC. For Mounting Nut operation under a wider range 1 of environmental conditions, logic level contact blocks with 1 inert palladium tipped contacts are recommended. 1 1 Product Identification 1 30.5 mm Heavy-Duty Watertight/Oiltight10250T Series 1 Terminal Clamps Shipped Ready to Wire 1 1 1 1 1 1 Mounting Nut Legend Plate Operator Color Coded Plungers Stackable Contact Red = NC Green = NO Blocks up to 12 Circuits per Operator 1 Volume 7Logic Control, Operator Interface and Connectivity Solutions CA08100008EApril 2017 www.eaton.com V7-T1-193