Representative image shown

Ex9C3811B7

Contactor (38A, 24VAC 50/60Hz, 3P 3NO, 1NO+1NC aux. contacts)

$62.28
Factory New

Noark, Ex9C series, 3-poles (3P; 3NO), 38A (380/400Vac; AC-3) rated current, 20.4-26.4Vac (24Vac nom.; 50/60Hz; 0.85...1.1 x Uc) coil, 1NO+1NC aux. contact, Screw connection, 18.5kW (380/400Vac; AC-3)

Representative image shown
Product Details
SKU:
Ex9C3811B7
Weight:
2.00 LBS
Width:
1.77 in
Height:
4.25 in
Depth:
3.94 in
Amperage:
38 Amps
Voltage:
24V AC
Number of Poles:
3 Pole

Specifications

Specifications
Sub-range name Ex9C series
Functions Contactor
Poles 3-poles (3P; 3NO)
Rated current
38A (380/400Vac; AC-3)
21.9A (660/690Vac; AC-3)
50A (690Vac; AC-1)
50A (24Vdc; DC-1; 1P/2P/3P series connection)
50A (48/75Vdc; DC-1; 1P/2P/3P series connection)
25A (125Vdc; DC-1; 1P series connection)
40A (125Vdc; DC-1; 2P/3P series connection)
1A (225Vdc; DC-1; 1P series connection)
7A (225Vdc; DC-1; 2P series connection)
40A (225Vdc; DC-1; 3P series connection)
40A (24Vdc; DC-2 to DC-5; 1P/2P/3P series connection)
40A (48/75Vdc; DC-2 to DC-5; 1P/2P/3P series connection)
3A (125Vdc; DC-2 to DC-5; 1P series connection)
40A (125Vdc; DC-2 to DC-5; 2P/3P series connection)
1A (225Vdc; DC-2 to DC-5; 1P series connection)
3A (225Vdc; DC-2 to DC-5; 2P series connection)
40A (225Vdc; DC-2 to DC-5; 3P series connection)
6A (120Vac; AC-15)
3A (240Vac; AC-15)
1.9A (380Vac; AC-15)
1.2A (600Vac; AC-15)
0.55A (125Vdc; DC-13)
0.31A (220Vdc; DC-13)
0.27A (250Vdc; DC-13)
50A (Ith conventional free air thermal current at 40°C ambient)
50A (Ith conventional free air thermal current at 60°C ambient)
38A (Ith conventional free air thermal current at 70°C ambient)
Rated active power (kW) 18.5kW (380/400Vac; AC-3)
9kW (230Vac; AC-3)
18.5kW (660/690Vac; AC-3)
Rated power (HP) 20HP (440-480Vac; 3-phase; UL)
5HP (220-240Vac; single-phase; UL)
3HP (110-120Vac; single-phase; UL)
10HP (200-208Vac; 3-phase; UL)
10HP (220-240Vac; 3-phase; UL)
25HP (550-600Vac; 3-phase; UL)
Rated operating voltage (Ue) (aux. contacts) 690 V
Rated impulse voltage (Uimp) 6 kV
Rated insulation voltage (Ui)
690 V
Connection type Screw connection
M4 screw connection (power circuits)
M3.5 screw connections (auxiliary contact)
Cross-section #14AWG...#8AWG / 1.5mm2...10mm2 conductors (main power connection; bare flexible cable)
#14AWG...#8AWG / 1.5mm2...10mm2 conductors (main power connection; bare rigid cable)
#18AWG...#12AWG / 1mm2...2.5mm2 conductors (auxiliary contact terminal connection)
Control Voltage (AC) 20.4-26.4Vac (24Vac nom.; 50/60Hz; 0.85...1.1 x Uc)
4.8-18Vac drop-out (0.2...0.75 x Us) -- guaranteed control voltage range where contactor will always open
Mounting mode
DIN rail mounting (NS35/7.5)
screw mounting on a plate (4mm holes)
Normally Open (NO) auxliary contacts
1 NO contacts
Normally Closed (NC) auxiliary contacts
1 NC contacts
Response time
(operating / closing time) 18-32ms / 0.018-0.032 s
(drop-off / opening time) 7-22ms / 0.007-0.022 s
Contacts type
1NO+1NC (1 Normally Open + 1 Normally Closed) aux. contacts
Degree of protection
IP20
Dimensions
H108mm x W45mm x L100mm
H4.25" x W1.77" x L3.94"
Ambient air temperature for operation
-4°F...+140°F / -20°C...+60 °C
Ambient air temperature for storage
-76°F...+176°F / -60°C...+80 °C
Power consumption
(inrush) 85 VA
(sealed) 11.4 VA
Application type
Direct On Line (DOL)
FVNR (Full-Voltage Non-Rv.)
6562ft / 2000m max. height above sea level
Order code / Manufacturer SKU
Ex9C3811B7
1320666
Manufacturer product status
Commercialized
Equivalent to
1320666
Compliant with standard(s)
UL 508 (file number E353866)
IEC 60947
EN 60947
CSA
CCC
RoHS compliant
Production Standard -- IEC 60947-1
Production Standard -- IEC 60947-4-1
Production Standard -- UL 60947-1
Production Standard -- UL 60947-4-1
Environmental Testing According to IEC 60068-2-1 / IEC 60068-2-2 / IEC 60068-2-11 / IEC 60068-2-30
Electrical durability
(AC-4; 380/400V) 40 000 hours
(AC-3; 380/400V) 1 200 000 hours
Mechanical durability
10 000 000 hours
Operating rate
(AC-3) 1000 Cycles/hour
(AC-4) 150 Cycles/hour
Tightening torque
(main power terminal connection) 2.5 N.m
(auxiliary contact connection) 1.7 N.m
Degree of pollution
Class III

Benefits

Benefits

Ex9C contactors are intended for various applications including heavy industrial loads.9 frame sizes allows optimization of electrical parameters and mechanical dimensions.

A range of overload relays are available in a variety of frame sizes to fit respective contactors of given rated current.

  • Nine frame sizes with rated current up to 1000A at 690V AC-3
  • Coil control voltage available in AC and DC with ranges from 24-600V
  • Wide range electronic coil available for 9-500A contactors features built-in surge suppression
  • DIN rail 35mm and panel mountable