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— R E L I O N ® P R OT EC T I O N A N D CO N T R O L REX640 Quick installation guide...
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2 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E...
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Trademarks ABB and Relion are registered trademarks of the ABB Group. All other brand or product names mentioned in this document may be trademarks or registered trademarks of their respective holders.
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Contents 3 Copyright 4 Document validity 6 Attaching protective cover 7 Mounting HMI 7 Flush mounting HMI 9 Surface mounting HMI 11 Tilt/inclined mounting HMI 13 Wall mounting protection relay...
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Mounting HMI Flush mounting HMI 3.5 Nm ±5% 2.58 lbf-ft Torx T25...
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8 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Mounting HMI Flush mounting HMI ≥ 6 mm²/ ≤10 AWG Torx T20 1.5 Nm ±10% 1.11 lbf·ft 212.5 mm 8.37 in...
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Mounting HMI Surface mounting HMI Ø 6.0 mm 0.24 in 2RCA038783A0001 4 Nm ±5% 2.95 lbf·ft Torx T25 3.5 Nm ±5%...
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10 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Mounting HMI Surface mounting HMI ≥ 6 mm²/ ≤10 AWG 1.5 Nm ±10% 1.11 lbf·ft Torx T20 230 mm...
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Mounting HMI Tilt/inclined mounting HMI Ø 6.0 mm 0.24 in 2RCA038782A0001 4 Nm ±5% 2.95 lbf·ft Torx T25 3.5 Nm ±5%...
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12 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Mounting HMI Tilt/inclined mounting HMI ≥ 6 mm²/ ≤10 AWG 1.5 Nm ±10% 1.11 lbf·ft Torx T20 25°...
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Wall mounting protection relay 2RCA040872A0001 . 1 6 . . 4 . . 0 0 .
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14 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Wall mounting protection relay Torx T25 338 mm 13.31 in ≥ 6 mm 265 mm 6 Nm ±5% 10.43 in...
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Roof mounting protection relay 2RCA040873A0001 387 ±0.4 mm 15.24 in Ø6.0 mm 0.24 in ≥...
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16 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Roof mounting protection relay Torx T25 Torx T25 . 1 6 . . 4 .
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R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Roof mounting protection relay ≥ 6 mm 4 Nm ±5% 6 Nm ±5% 2.95 lbf·ft 4.43 lbf·ft Torx T25 Torx T30...
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Rack mounting protection relay 2RCA041127A0001 ≥ 6 mm 6 Nm ±5% 4.43 lbf·ft Torx T30 9 Nm ±5% 6.64 lbf·ft Torx T30...
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20 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Rack mounting protection relay 482.6 mm 19.00 in 310.35 mm(7U) 12.22 in 274.0 mm 10.79 in...
R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Door mounting protection relay with local 2RCA040882A0001 Ø6.0 mm 0.24 in 1 m m 1 8 8 ±...
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22 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Door mounting protection relay with local 9 Nm ±5% 6.64 lbf·ft Torx T30 ≥...
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R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Door mounting protection relay with local 339.0 mm 13.35 in 265.0 mm ≤345 mm 10.43 in 13.58 in 7.6 mm...
24 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Rack mounting protection relay with local HMI 2RCA041125A0001 2RCA051498A0001 2RCA051503A0001 ST3.5...
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R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Rack mounting protection relay with local HMI 4 Nm ±5% 2.95 lbf·ft Torx T25...
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26 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Rack mounting protection relay with local HMI 9 Nm ±5% 6.64 lbf·ft Torx T30 4 Nm ±5% 2.95 lbf·ft Torx T25...
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R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Rack mounting protection relay with local HMI 482.6 mm 19.00 in 310.35 mm(7U) 265 mm 12.22 in 10.43 in 19 mm...
28 R E X 6 4 0 Q U I C K I N S TA L L AT I O N G U I D E Mounting in vertical position Mounting REX640 in a vertical position (modules aligned in a horizontal direction) is an alternative for wall and door mounting without local HMI.
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We reserve the right to make technical changes or modify the contents of this document without prior notice. With regard to purchase orders, the agreed particulars shall prevail. ABB OY does not accept any responsibility whatsoever for poten- tial errors or possible lack of information in this document.
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