9 Overload Relays XTOB, XTOT May 07 Contents Description Page Overload Relays XTOB, XTOT Selection................ 9 Product Selection.......... 95 Accessories............... 9 Technical Data and Specifications............ 98 Dimensions............... 0 Reference Data............. 99 XTOB Overload Relay XTOT Overload Relay Selection Table. XT IEC Overload Relays ing System X T O B P B C S Designation XT = XT Line of IEC Control Type OB = Bimetallic Overload Relay OT = Current Transformer Overload Relay Frame B P = P = P0 = P0 = 00 = P = P = 00 = 00 = 0 = 0 = 0 = 0. 0.A 0. 0.A 0. 0.A 0. 0.A 0. A.0.A..A. A A A 9 A A Frame C P = 0. 0.A P = 0. 0.A P0 = 0. 0.A P0 = 0. 0.A 00 = 0. A P =.0.A P =..A 00 =. A 00 = A 0 = A 0 = A 0 = A 0 = A Frame D 0 = A 0 = A 0 = A 00 = 0A 057 = 0 57A 05 = 5A Frame F 05 = 5A 0 = 5 A 070 = 70A 0 = 70 0A Overload Release Frame G 05 = 0 = 070 = 0 = = = Frame L 070 = 0 = = = = 0 = 5A 5 A 70A 70 0A 95 A A 70A 70 0A 95 A A A 0 0A Frame M 0 = A 090 = 0 90A = 85 A = A = A 90 = 90 90A = 70 A = 0 A Frame N 0 = A 090 = 0 90A = 85 A = A = A 90 = 90 90A = 70 A = 0 A 0 = 0A Frame Size Designation B = 5 mm C = 5 mm D = 55 mm G = 90 mm L = mm BLANK = XTOT Only Mounting BLANK = Direct to Contactor S = Separate Mount Trip Class C = Class A C = Class 0 CA00700E
May 07 Overload Relays XTOB, XTOT 95 Product Selection Table. Overload Relay Overload Releases, I r Frame B Direct Mount 0. 0. 0. 0. 0. 0. 0. 0. 0..... 9 Frame C Direct Mount 0. 0. 0. 0. 0. 0. 0. 0. 0..... Frame D Direct Mount 0 0 57 5 Frame F G Direct Mount 5 5 70 70 0 95 Frame F G Separate Mount 5 5 70 70 0 95 Frame L 70 70 0 95 0 0 Contact Sequence 989A/ 989/ 98 9 98 9 98 9 5 989 For separate mounting, short circuit Type rating is 0A and short circuit Type rating is A. Notes: Short circuit protection: Observe the maximum permissible fuse of the contactor with direct device mounting. See MN000E for more information on overload relays for Frame B G. Trip Class: A Contact Configuration with Contactor Amp Range 9 5A 5A A 0 5A 0 5A 0 5A 0 5A 5A 5A 85 0A 85 0A 85 0A 85 0A 85 0A 0A Short-Circuit Protection (A) Fuse Type Type Coordinationnation, Coordi- gg/gl gg/gl 0 0 5 5 5 0 5 5 5 0 5 5 5 5 5 80 0 0 0 0 0 0 0 0 0 0 0 0 5 5 Suitable for protection of EEx e-motors. EC prototype test certificate available upon request. Observe manuals MN000E and MN00700E, see Table 9. Maximum Circuit Breaker 0 0 0 0 0 0 00 0 00 0 00 800 00 CEC/NEC Fuse 5 5 5 5 5 0 0 0 00 0 0 00 0 00 800 700 XTOBPBC XTOBPBC XTOBP0BC XTOBP0BC XTOB00BC XTOBPBC XTOBPBC XTOB00BC XTOB00BC XTOB0BC XTOB0BC XTOB0BC XTOBPCC XTOBPCC XTOBP0CC XTOBP0CC XTOB00CC XTOBPCC XTOBPCC XTOB00CC XTOB00CC XTOB0CC XTOB0CC XTOB0CC XTOB0CC XTOB0DC XTOB0DC XTOB0DC XTOB00DC XTOB057DC XTOB05DC XTOB05GC XTOB0GC XTOB070GC XTOB0GC XTOBGC XTOBGC XTOB05GCS XTOB0GCS XTOB070GCS XTOB0GCS XTOBGCS XTOBGCS XTOB070LC XTOB0LC XTOBLC XTOBLC XTOBLC XTOB0LC 8. 9.00.00.00.00.00 5.00 5.00 9.00 9.00 9.00 9.00 88.00 88.00.00.00.00.00 0.00 0.00.00.00.00.00.00.00 Technical Data...................... Page 98 Dimensions......................... Page 0 Discount Symbol.................... CD7 CA00700E
9 Overload Relays XTOB, XTOT May 07 Table. Current Transformer Operated Overload Relays Overload Releases, I r Frame M N Separate Mount 0 90 85 90 90 70 0 0 Contact Sequence 98 9 Contact Configuration NO-NC with Contactor Amp Range 00 0A 00 0A 00 0A 00 0A 00 0A 00 0A 00 0A 0A 0A Short-Circuit Protection (A) Type Coordination, gg/gl Type Coordination, gg/gl Circuit Breaker 0 0 00 00 00 00 00 00 CEC/NEC Fuse 0 0 00 700 700 00 00 00 XTOT0CS XTOT090CS XTOTCS XTOTCS XTOTCS XTOT90CS XTOTCS XTOTCS XTOT0CS.00.00 05.00 05.00 7.00 7.00 7.00 8.00 8.00 The main current parameters are defined by the main current wiring which is used. Accessories Table 7. DIN Rail or Panel Mount Adapter, Frame C D with Pkg. Qty. XTOB CC 5 XTOBXDINC 8. XTOB DC XTOBXDIND 8. Can be snap fitted on a top hat rail (DIN rail) to IEC/EN 075 or can be screw fitted. Table 8. Terminal Shroud with XTOB LC XTOBXTSL 9. For direct mounting of XTOB LC to XTCE85L, XTCEL or XTCE0L XTOBXTSCL 7.00 Table 9. Documentation Manuals for Overload Monitoring of EEX e-motors Publication with MN000E MN00700E XTOB BC XTOB CC XTOB DC XTOB GC Dimensions......................... Page 0 Discount Symbol..................... CD7 CA00700E
May 07 Overload Relays XTOB, XTOT 97 Frame B () Frame C () Frame D (0 5A) Frame F G () Frame L (85 0A) Figure 7. Overload Fitted Directly to the Contactor Frame F G () Frame L (85 0A) Frame C () Frame D (0 5A) Figure 75. Overload Mounted Separately from the Contactor Contactors.......................... Page 8 Overload Relays..................... Page 95 CA00700E
98 Overload Relays XTOB, XTOT May 07 Technical Data and Specifications Table. XTOB Overload Relay Technical Data and Specifications Description XTOB BC, XTOB CC XTOB DC XTOB GC, XTOB GCS XTOB...LC General Standards IEC/EN 097, VDE 00, UL, CSA Climate Proofing Damp heat, constant, to IEC 008--78; Damp heat, cyclic, to IEC 008--0 Ambient Temperature - C to +55 C - C to +55 C - C to +55 C - C to + C [- F to F] [- F to F] [- F to F] [- F to F] Temperature Compensation Continuous Continuous Continuous Continuous Mechanical Shock Resistance (IEC/EN 008--7) Half-Sinusoidal Shock ms g g g g Degree of Protection IP IP IP P00 Protection Against Direct Contact when Actuated from Front (IEC 5) Finger and back of hand proof Finger and back of hand proof Finger and back of hand proof Insulation Voltage (Ui) V AC 90 90 90 00 Overvoltage Category / Pollution Degree III/ III/ III/ III/ Impulse Withstand Voltage (Uimp) V AC 000 000 000 8000 Operational Voltage (Ue) V AC 90 90 90 00 Safe Isolation to VDE 0 Part and part /A Between auxiliary contacts and main contacts (V AC) Between main contacts (V AC) 0 0 Rated Insulated Voltage (Ui) V AC 0 0 0 0 Rated Operational Voltage 0 0 0 0 Safe Isolation to VDE 0 Part and part /A Between auxiliary contacts Conventional Thermal Current, I th Ambient Temperature Operating Range to IEC/EN 097, PTB: -5 C to + C. mm flexible with ferrules to DIN 8. Main contact terminal capacity, solid and stranded conductors with ferrules: When using conductors use identical cross-section. 0 0 0 0 With terminal cover XTOBXTS...L Overload Release Setting Range 0. A 75A A 0A Short Circuit Protection Maximum Fuse See Table on Page 95. Temperature Compensation Residual Error > 0 C <0. <0. <0. <0. Current Heat Loss ( Conductors) Lower value of setting range, W Upper value of setting range Terminal Capacity Solid, mm Flexible with ferrule, mm Flexible with cable lug, mm Stranded with cable lug, mm.5 x ( ) x ( ) x ( ) 7.5 x ( ) x x ( ) 8 x ( ) x ( 70) x ( ) Solid or Stranded, AWG - 8 - / 0 0MCM Flat Conductor (number of segments x width x x x 8 thickness, mm Busbar Width (mm) x Terminal Screw Tightening Torque Nm Lb-in Tools Pozidriv screwdriver Standard screwdriver Hexagon socket head spanner (SW) Auxiliary and Control Circuit Connections M.8 Size x Impulse Withstand Voltage (Uimp) V AC 000 000 000 000 Overvoltage Category/Pollution Degree III/ III/ III/ III/ Terminal Capacity Solid, mm Flexible with ferrule, mm Solid or Stranded (AWG) Terminal Screw Tightening Torque Nm Lb-in Tools Pozidriv screwdriver Standard screwdriver x (0.75 ) x (0.75.5) x (8 ) M.5 0.8. 7. Size x M.5 Size x x (0.75 ) x (0.75.5) x (8 ) M.5 0.8. 7. Size x M 88.5 5 mm x (0.75 ) x (0.75.5) x (8 ) M.5 0.8. 7. Size x 0 0 8 95 M8 x. mm x (0.75 ) x (0.75.5) x (8 ) M.5 0.8. 7. Size x CA00700E
May 07 Overload Relays XTOB, XTOT 99 Table. XTOB Overload Relay Technical Data and Specifications (Continued) Description XTOB BC, XTOB CC XTOB DC XTOB GC, XTOB GCS XTOB...LC Auxiliary and Control Circuit Connections (Continued) Rated Operational Current AC-5 Make Contact V V 5V 0V Break Contact V V 5V 0V Rated Operational Current DC- L/R 5 ms V 0V V V Rated operational current: Making and breaking conditions to DC-, L/R constant as stated. 0.8 0.75 0. 0. Short Circuit Rating without Welding Maximum Fuse, A gg/gl Tripping Characteristics These tripping characteristics are the mean values of the spread at C ambient temperature in a cold state. Tripping time depends on response current. With devices at operating temperature, the tripping time of the overload relay reduces to approximately % of the read off value. Specific characteristics for each individual setting range can be found in MN000E. 0.8 0.75 0. 0. 0.8 0.75 0. 0. 0.8 0.75 0. 0. Seconds Minutes h 0 0 0 0 0. -Phase Figure 7. Tripping Characteristics Instructional Leaflets Table. Instructional Leaflets Publication XTOB...BC, XTOB...CC, XTOB...DC -Phase 8 5 x Setting Current Description Seconds Minutes h 0 XTOB...GC 0 0 0 -Phase -Phase 0. 8 5 x Setting Current Seconds Minutes h 0 XTOB...LC 0 0 0 -Phase -Phase 0. 8 5 x Setting Current Pub5 Pub5 XTOB, D Frame Overload Relays (Inside of Packaging) XTOB, B C Frame Overload Relays (Inside of Packaging) CA00700E
0 Overload Relays XTOB, XTOT Dimensions May 07 9.5 9.5 [.] [] 5.5 [.0] 8 [.89] 5 [.5] 5 [.77] 8 [.7] Figure 77. Frame B C, XTOB BC and XTOB CC Overload Relays Approximate Dimensions in mm [in]. [.80] 5 [.0] 79. [.] 95.5 [.7] 0 [.] [.0] Figure 78. Frame D, XTOB DC Overload Relay Approximate Dimensions in mm [in] D H.5 [.7] 5 [.] W.5 [.5] D D H W D D D XTOB CC 85 [.] 5 [.77] 9 [.5] 58. [.0].8 [.5] XTOB DC 8 [.9] 0 [.] [.] 8 [.7].7 [.9] Figure 79. Frame B C, XTOBXDINC DIN Rail or Panel Mount Adapter and Frame D, XTOBXDIND DIN Rail or Panel Mount Adapter Approximate Dimensions in mm [in] CA00700E
May 07 Overload Relays XTOB, XTOT 99 [.90] 80 [.5] 7 [.87] 8 [5.] 7 [.9] 95 [.7] 0 [.9] 8 [.5] [.8] 9 [5.08] [5.8] Figure 80. Frame F G, XTOB GC Overload Relay Approximate Dimensions in mm [in] 0 [.9] [.7] 7 [.9] 95 [.7] 99 [.90] 8 [.5] [.8] 9 [5.08] [5.8] Figure 8. Frame F G, XTOB GCS Overload Relay Approximate Dimensions in mm [in] CA00700E
Overload Relays XTOB, XTOT May 07 [.] [.7] 9 [.78] 8 [.89] [5.7] [.7] ** * 7 [.8] 7 [.9] [5.7] 9 [.5] 9 [.70] [.98] 5 * [.] 8 [5.0].5 ** [.5] 7 [.8] Dia. [.] Dia. * = OFF ** = RESET/ON Figure 8. Frame L, XTOB LC Overload Relay Approximate Dimensions in mm [in] Current Transformer Operated Overload Relay 85 [7.8] 8 [.]. [.7] 7.5 [.0] [.0] 85 [7.8] 7 [.80] [.7] [.0] [.8] 55 85 [.7] [.5] * 55 [.7] M * [.7] [.0] [.0] 59 [.] 7 0 [.77 9.8] * = RESET/ON 5 [.5] 0 [7.87] 5 [.5] 7 [.80] 90 90 90 7 [.0] Figure 8. XTOT CS Approximate Dimensions in mm [in] CA00700E