SERIES
FCB-405
Tyco Electronics Mid-Range Military/Aerospace Relays
5 AMPERES, 4PDT
VE3D6
O
R
P
L AP -R-835
● HERMETICALLY SEALED
● ALL WELDED CONSTRUCTION
● BALANCED FORCE
● PERMANENT MAGNET DRIVE
● CONTACTS RATED LOW LEVEL
QPalified to MIL
Qu
nt
s.
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m
TO 5 AMPS
● 28 VDC AND 115/200 VAC 400 Hz 3 PHASE
● WEIGHT .93 OUNCES MAX. ( 26.4 GRAMS)
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The Series FCB-405 relay is a polarized single-side stable design, where the flux from a permanent
magnet provides the armature holding force in the deactivated state, and its flux path is switched
and combined with the coil flux in the operated state. This results in appreciably increased contact
pressure in both states over that of a spring return nonpolar design. We also manufacture other
versions of this relay:
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co
FCB-205: 5 AMP DPDT RELAY
FCB-310: 10 AMP 3PDT RELAY
on
CONTACT RATING-AMPERES
Ratings Are Continuous Duty
TYPE OF
LOAD
Resistive
Inductive
Motor
Lamp
LIFE (MIN.)
CYCLES X 103
28 VDC
5
3
2
1
100
20
100
100
115VAC
400HZ
115/200VAC
400Hz-30
5
5
3
1
5
5
3
1
Low Level Switching Capability: With contacts operating a load of 10 to 50 microamperes at 10 to
50 millivolts, the contact resistance miss detection level shall be 100 ohms max. Cycling rate is
1 to 12 per second, for 100,000 operations.
OVERLOAD CURRENT 20 AMPS DC, 30 AMPS 400HZ
RUPTURE CURRENT 25 AMPS DC, 40 AMPS 400HZ
CONTACT MAKE BOUNCE 1.0 MILLISECOND AT NOMINAL VOLTAGE
MAX. CONTACT DROP AT 5 AMPS: INITIAL 0.100 VOLTS.
END OF LIFE 0.125 VOLTS
42
SERIES
FCB-405
Tyco Electronics Mid-Range Military/Aerospace Relays
5 AMPERES, 4PDT
COIL DATA
6
12
28
28
48
25 Ω
100 Ω
400 Ω
400 Ω
1275 Ω
DC
DC
DC
DC
DC
4.5
9.0
18.0
18.0
36.0
0.3
0.75
1.5
1.5
2.5
2.5
4.5
7.0
7.0
14.0
co
1
2
3
4 (A)
5
OVER TEMPERATURE RANGE
MUST HOLD
VOLTAGE (C)
DROPOUT OR
PICKUP OR
BELOW VOLTS ABOVE VOLTS
m
COIL
CODE
DC RES. (B)
FREQ.
HZ
NOMINAL
VOLTAGES
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TEMPERATURE RATING:
ALTITUDE:
SHOCK:*
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GENERAL SPECIFICATIONS
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s.
A. CODE 4 COILS HAVE BACK EMF SUPPRESSION D. MAX. OVER-VOLTAGE: 6 & 12 VDC COILS 120% OF
TO 42 VOLTS MAX.
NOMINAL; ALL OTHERS 110% OF NOMINAL.
B. DC COIL RESISTANCE ± 10% AT 25˚C;
C. RELAY WILL STAY IN PICKED-UP STATE DOWN TO
MUST HOLD VOLTAGES SHOWN.
NOTE: Only DC Coil Models are QPL Approved.
on
VIBRATION, SINUSOIDAL:*
VIBRATION, RANDOM: *
DIELECTRIC STRENGTH
AT SEA LEVEL:
Z, & Y ENCLOSURES
W, X & M ENCLOSURES
T ENCLOSURE (IN TRACK)
Z, & Y ENCLOSURES
W, X & M ENCLOSURES
T ENCLOSURE (IN TRACK)
Z, & Y ENCLOSURES
T, W, X & M ENCLOSURES
ALL CIRCUITS TO GROUND AND
CIRCUIT TO CIRCUIT.
COIL TO GROUND
DIELECTRIC STRENGTH
AT 80,000 FEET:
INSULATION RESISTANCE:
-70˚C TO + 125˚C
300,000 FEET
200 g FOR 6 mS
100 g FOR 6 mS
50 g FOR 11 mS
30 g 70-3000Hz
20 g 70-3000Hz
20 g500-3000 Hz
0.4 g2/Hz 50-2000Hz
0.2 g2/Hz 50-2000Hz
1000 V rms
1000 V rms
250 V rms
100 MΩ MINIMUM
INITIAL (500 VDC)
AFTER LIFE OR ENVIRONMENTAL TESTS 50 MΩ MINIMUM
OPERATE TIME AT NOMINAL VOLTAGE:
6 ms OR LESS
RELEASE TIME AT NOMINAL VOLTAGE:
6 ms OR LESS
* Max. contact opening under vibration or shock 10 microseconds
43
SERIES
FCB-405
Tyco Electronics Mid-Range Military/Aerospace Relays
5 AMPERES, 4PDT
Below are shown the standard terminal types and the enclosures available. Specify the assembly as
indicated under How To Order. Dimensions are shown in inches ± .010 and (Millimeters ± .25).
TERMINALS
.040 ±.002Dia. Pin
(1.02 ±.05 ) 14 Plcs
co
.170
(4.32)
.040 ± .001Dia. Pin
(1.02 ± .02) 14 Plcs
-X2
.300
(7.62)
-X2
+X1
+X1
ne
BLUE BEAD
BLUE BEAD
.080
(2.03)
± .005
(± .13)
CODE
"Z"
.640 Max.
(16.26)
Code "T" used only with track-mounted
Sockets. Requires code "A" pin
terminals. Gasket is included in the
socket assembly.
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± .005
(± .13)
on
.810 Max.
(20.37) .430
(10.92)
.810 Max.
(20.37)
co
.158 **± .005
(4.01) (± .13)
.110
(2.79)
± .005
(± .13)
All Enclosures have cupro-Nickel
cans bright acid tin/lead plated after
assembly to terminal headers.
Dimensions: Inches ± .010 (mm ± .25)
.810 Max.
(20.37)
.055 ± .005
(1.38) (± .13)
BLUE BEAD
m
.640 Max.
(16.26)
CODE
"Y"
.810 Max.
(20.37)
CODE
"W"
** Measured from surface of header
CODE
"X" .141 TYP
(3.58)
.065 Dia. typ
(1.65)
.040 ±.002Dia. Pin
(1.02 ±.05 ) 14 Plcs
+X1
ENCLOSURES
M83536/6-025
(REFERENCE ONLY)
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CODE
"T"
.300
(7.62)
nt
s.
-X2
HOOK TERMINALS TIN/LEAD PLATED
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PIN TERMINALS TIN/LEAD PLATED
PIN TERMINALS ARE GOLD PLATED
.050 ± .005
(1.27 ± (3)
Silicone
Rubber
Gasket
.170
(4.32)
CODE
"C"
Solder Hook Terminals
CODE
"B"
Solder Pin Terminals
CODE
"A"
Socket Pins - All DC Coils
1.078
(27.38)
1.062
(26.92)
.640 Max.
(16.26)
.133 typ
(3.38)
.405
(10.29)
.810 Max.
(20.37)
1.078
(27.38)
1.062
(26.92)
.141
(3.58)
.810 Max.
(20.37)
FULL R
8 PLCS
.025
(.64)
.810 Max.
(20.37)
.810 Max.
(20.37)
.600
(5.24)
1.280
(32.51)
.810 Max.
(20.57)
.025
(.64)
.640 Max.
(16.26)
.500
(12.70)
.250
(6.35)
.156
(3.96)
1.280
(32.51)
FULL R
6 PLCS
.224 Dia
(5.69)
.133 typ
(3.38)
4-40 UNC-2A
3 Studs *
.500
(12.7) .712
(18.0)
.250
(6.35)
.500
(12.70)
.375
(9.52)
± .031
± (.79)
.032
(.79)
.640 Max.
(16.26)
.810 Max.
(20.37)
*Metric threads available,To specify use M in place of W
44
SERIES
FCB-405
Tyco Electronics Mid-Range Military/Aerospace Relays
5 AMPERES, 4PDT
TERMINAL WIRING
DC COILS WITH
TRANSIENT SUPPRESSION
-
3 X2
2
1 D
-
3 X2
C
+
+
1 D
C
co
s.
X1
+
B
2
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DC COILS
A
X1
BLUE BEAD
B
+
A
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BLUE BEAD
TERMINAL LAYOUT
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NOTE: Polarity must be observed with DC coil supply.
Relay is polarized with a permanent magnet and will not
operate or be damaged by reverse polarity.
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Diodes used in transient suppression and in AC rectifier
circuits have peak inverse voltage rating of 600 VDC
minimum. Zener diodes have a minimum rating of 1 watt.
Terminal designations are for reference only and do not
appear on the header.
.450
(3.81)
.150
(3.81)
-X2
.150
(3.81)
.300
(7.62)
.450
(11.43)
+X1
on
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BLUE BEAD
HOW TO ORDER
FCB-405-A Y 4
(EXAMPLE)
RELAY TYPE
TERMINALS (Socket Pins)
ENCLOSURE (With Flanges)
COIL (28 VDC With Transient Suppression).
NOTE: Only DC coil models are QPL Approved
45
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