Page 14 - contactors_motor_protection_for_rolling_stock_application

Contactors for motor control and power switching
Connection with standard ferrules

AF..(Z)B 3-pole contactors
IEC AC-3 Rated operational power θ ≤ 60 °C, 400 V (1) kW 4 5.5 7.5 11 15 18.5 22 30 37 45 55 75 75 90 110 132 160 200
2 UL/CSA 3-phase motor rating 480 V hp 5 7.5 10 15 20 25 40 60 60 60 75 100 100 125 150 200 250 300
Contactor type AF09(Z)B AF12(Z)B AF16(Z)B AF26(Z)B AF30(Z)B AF38(Z)B AF50 AF63 AF75 AF95B AF116B AF140B AF146B AF190B AF205B AF265B AF305B AF370B
IEC AC-3 Rated operational current θ ≤ 60 °C, 400 V A 9 12 18 26 32 38 50 65 75 96 116 140 146 190 205 265 305 370
AC-1 Rated operational current θ ≤ 40 °C, 690 V A 25 28 30 45 50 50 100 115 125 145 160 200 225 275 350 400 500 600
θ ≤ 60 °C, 690 V (1) A 25 28 30 40 42 42 85 95 105 135 145 175 200 250 300 350 400 500
θ ≤ 70 °C, 690 V A 22 24 26 32 37 37 70 80 85 115 130 160 175 200 240 290 325 400
UL/CSA General use rating 600 V A 25 28 30 45 50 50 80 90 105 125 160 200 200 250 300 350 400 520
NEMA NEMA Size 00 0 – 1 – – 2 – 3 – – 4 – – – 5 – –
(1) θ ≤ 55 °C for AF50 ... AF95B contactors.
Main accessories
Auxiliary contact blocks Front mounting CA4, CAT4 CA5 –
Side mounting CAL4-11 (1 x N.O. + 1 x N.C.) – CAL18-11 CAL19
Interlocking units Mechanical VM4 – VM19 (for same size contactors)
Mechanical / electrical VEM4 VE5-2
Surge suppressors Built-in surge protection
Overload relays
Thermal relays Class 10 TF42-B (0.10…38 A) –

Manual motor starters
Thermal / magnetic protection MS132-B (0.10…32 A) MS165-B (10...65 A) –
Class 10 Ics up to 100 kA lcs up to 100 kA
Magnetic only types MO132-B (0.16...32A) MO165-B (16...65 A) –
Ics up to 100 kA lcs up to 100 kA
Accessories For contactor mounting BEA16-4 BEA38-4 –

AF..(Z)B 4-pole contactors
Contactor type AF09(Z)B AF16(Z)B AF26(Z)B AF38(Z)B AF45 AF50 AF75 AF116B AF140B AF190B AF205B AF265B AF305B AF370B
IEC AC-1 Rated operational current θ ≤ 40 °C, 690 V A 25 30 45 55 70 100 125 160 200 275 350 400 500 525
Ue max. ≤ 690 V, 50/60 Hz θ ≤ 60 °C, 690 V (1) A 25 30 40 45 60 85 105 145 175 250 300 350 400 425
θ ≤ 70 °C, 690 V A 22 26 32 37 50 70 85 130 160 200 240 290 325 350
UL/CSA General use rating 600 V A 25 30 45 55 65 80 105 160 175 230 250 300 350 420
(1) θ ≤ 55 °C for AF45 ... AF75 contactors.
Main accessories
Auxiliary contact blocks Front mounting CA4, CAT4 CA5 –
Side mounting CAL4-11 (1 x N.O. + 1 x N.C.) – CAL19
Interlocking units Mechanical VM4 – VM19 (for same size contactors)
Mechanical / electrical VEM4 VE5-2
Surge suppressors Built-in surge protection

NF(Z)B contactor relays

Number of contacts
2 2 3 1 4 0 4 4 6 2 8 0
IEC AC-15 Rated operational current 400 V A 3 3 3 3 3 3
UL/CSA Pilot Duty A600, Q600 – A600, Q600 –
Contactor type NF(Z)B22E NF(Z)B31E NF(Z)B40E NF(Z)B44E NF(Z)B62E NF(Z)B80E

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