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YS Series

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YS Series Contactors Catalog - 16475 D

YS1T-RHA thermal overload relays are designed to meet the heating characteristics of induction motors with insulation class type E. Various functions can beselected by using the reset button and adjustment button on top of the thermal overload relay. Key features of the YS1T Series include: • Single-phase protection• Bi-metallic• Compact and sturdy• Ambient temperature compensation mechanism • Manual/automatic reset operation • 3 element type with phase failure protection• Conforms to IEC Standards EN60947-1, EN60947-4-1, EN60947-5-1 • Approval standards UL508, UL File No. E158813

Notes: 1. Use the above ordering information only when interpreting part numbers. Do not use for developing part numbers. 2. For applicable combinations of contactors and thermal overload relays, please consult following page. 3. For speci�cations and settings please see pages D-16 through D-34.

IEC Contactors

Thermal Overload Relays

IEC Contactors

Ordering Information

â–  THERMAL OVERLOAD RELAYS

•Part number is indicated on the label of the thermal overload relay.

YS1T-RHA D

Completed Part Number of Thermal Overload Relay1 Product Series2 Applicable Maximum Motor Current
3 Current setting range codeAdjustablecurrent range Current settingrange codeAdjustablecurrent range 0.1 - 0.16P13 :0.16 - 0.25P20 :0.25 - 0.4P30 :0.4 - 0.63P50 :0.63 - 1P80 :1 - 1.61P3 :1.25 - 21P5 :1.6 - 2.52P0 :2.5 - 43P0 :4 - 65P0 :5.5 - 87P0 :7 - 108P5 :9 - 1311P :12 - 1815P :17 - 2521P :23 - 3227P :28 - 3632P :30 - 4035P : 37 - 5043P :48 - 6556P :55 - 8068P :65 - 9580P :85 - 125105 :110 - 160135 :125 - 185155 :96 - 155128 - 200 120* : 160* : 180* : 240* : 150 - 240192 - 300 25F: 25A, contactor sizes 9F,12F, 20F, 25F 38F: 40A, contactor sizes 32F, 38F 65F: 65A, contactor sizes 40F, 50F, 65F 125F: 125A, contactor sizes 80F, 100F, 125F 150F: 150A, contactor sizes 150F or 180F 180F: 180A, contactor sizes 150F or 180F * 300F: 300A, contactor size 220F or 300F * 400F: 400A, contactor size 220F or 300F
Note: *With Current Transformer (CT) 4 Function D: 3-element Type with Phase Failure Protection
Note : * With CT Verify appropriate current setting range code with the correct size overload using the complete part list on the following page.

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