RCEC 400
www.vishay.com
Vishay MCB
Power Resistors Cooled by Auxiliary Heatsink (Not Supplied)
Thick Film Technology
FEATURES
System without external radiation
High power / volume ratio
Non-inductive
Screw-on outputs
Possible configuration with 2 or 3 resistors
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DESIGN SUPPORT TOOLS
Models
Available
STANDARD ELECTRICAL SPECIFICATIONS
TEMPERATURE E-SERIES
RESISTANCE RANGE MAX. RATED POWER P TOLERANCE
75 C
MODEL VALUE COEFFICIENT OHMIC
W %
ppm/C VALUES
(1)
Single 1.0 to 1M 400 10, 5 150 (typical) E 24
RCEC 400
(1)
Double 1.5 to 1M 2 x 180 10, 5 150 (typical) E 24
Note
(1)
On request
MECHANICAL SPECIFICATIONS
UL 94 flame classifications Material in accordance with UL 94 V-0
Resistive element Thick film
Substrate Alumina
Encapsulation Resin filled in housing
TECHNICAL SPECIFICATIONS
PARAMETER SINGLE VALUE DOUBLE VALUE
Operating temperature range -55 C to +150 C
Maximum operating voltage 4000 V
Dielectric strength V (50 Hz / 1 min) 6000 V
RMS
Creepage distance > 42 mm
Clearance distance > 12 mm > 10 mm
CTI index > 600
Partial discharge < 20 pC at 5000 V
eff
Inductance < 40 nH
5
Insulation resistance 10 M at 500 V
DC
Weight (max.) 75 g
Revision: 16-Nov-17 Document Number: 32507
1
For technical questions, contact: mcbfixedresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
RCEC 400
www.vishay.com
Vishay MCB
DIMENSIONS in millimeters
57
23
4.2 0.1
66
PERFORMANCES
TESTS CONDITIONS REQUIREMENTS TYPICAL VALUES
Single value 800 W / 10 s
Momentary overload 2 % 0.2 %
Double value 2 x 360 W / 10 s
(1)
Humidity (steady state) 56 days, 40 C, 95 % HR 2 % or 0.05 0.2 %
(1)
VRT -55 C to +125 C 5 cycles 2 % or 0.05 0.2 %
(1)
Mechanical shock IEC 60115-4 clause 2-3-6 0.5 % or 0.05 0.25 %
(1)
Vibration IEC 60115-4 clause 2-3-2 0.5 % or 0.05 0.25 %
(1)
Terminals strength 130 Ncm / 100 N 1 % or 0.05 0.1 %
Endurance 2000 cycles P 30 min / 30 min 5 % 0.2 %
n
Note
(1)
The higher of either value
ENERGY ABSORPTION
Single Value Double Value
Repetitive operation: 2 J/t = 50 s Repetitive operation: 2 J/t = 50 s
Other t values: consult us Other t values: consult us
Revision: 16-Nov-17 Document Number: 32507
2
For technical questions, contact: mcbfixedresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
40
19.7 21