c us
UL Recognized
File No. E52197
GENERAL
GENERAL SPECIFICA
SPECIFICATIONS
TIONS
COMPLIES WITH REQUIREMENTS OF
IEC STANDARDS 947-4-1 AND
947-5-1 LOW VOLTAGE DIRECTIVE
IEC = INTERNATIONAL
ELECTROTECHNICAL COMMISSION
CE TESTING AND EVALUATION
PERFORMED BY THE UNDERWRITERS
LABORA T ORIES AS A THIRD P ARTY
PARTICIPANT
*
*
*
SPDT, DPDT & 4PDT,
3, 5, 10 & 15 AMPS
COIL
Pull-in Voltage : 75% of nominal voltage or less for DC coils,
80% of nominal voltage or less for AC coils
Dropout Voltage: DC-10% min. AC-30% min. of nominal voltage or more
Max. Voltage : 110%
Resistance: ±15% measured @ 25˚C
Coil Power: 0.9 - 1.1 watts DC., 1.0 - 1.2 VA (60Hz) AC. @ 25˚C
Insulation System: Class “B” (130˚C per UL standard 1446)
Max. Coil Dissipation: 2.3 watts DC, 2.55 VA (60Hz) AC.
5 minutes max @ 40˚C
Duty: Continuous
CONTACTS
Contact Material: 3 amps bifurcated silver gold plated.
3 amps silver gold flashed,
5, 10 & 15 Amps,
Silver cadmium oxide, gold flashed
Contact Rating: SPDT: 15 Amps @ 120/240 VAC, 30 VDC,
1/3 Hp, 120 VAC. 1/2 Hp 240 VAC.
DPDT: 10 Amps @120/240 VAC, 30 VDC.
1/3 Hp, 120 VAC. 1/2Hp 240 VAC
4PDT: Bifurcated 3 Amps @120/240 VAC, 30 VDC.
1/16 Hp (2.8 amps FLA), 120 VAC.
Pilot duty - 5 amps make,
1/2 amps break, 3 amps continuous, 120 VAC.
4PDT: 3 amps @ 120 VAC, 30 VDC
1/10 Hp 120/240 VAC, C300 pilot duty
4PDT: 5 amps @ 120/240 VAC, 30 VDC
1/6 Hp 120/240 VAC, C300 pilot duty
DIELECTRIC STRENGTH
Coil To Frame: 1500 V rms
Across Open Contacts:
1000 V rms
Contacts To Frame: 1500 V rms
Insulation Resistance: 100 megohms @ 500 VDC
TEMPERATURE
Operating: -40˚C to +70˚C
Storage: -40˚C to +105˚C
VIBRATION RESISTANCE
Functional: 5 g, 10 to 55 Hz; 1 mm (double amplitude)
SHOCK RESISTANCE
Functional: 20 g
Mechanical: 100 g
LIFE EXPECTANCY
Electrical: 200,000 operations
@ rated resistive load
Mechanical: 10,000,000 operations @ no load
MISCELLANEOUS
Operating Position: Any
Insulation Material: Molded plastic
Enclosure: Polycarbonate dust cover
Weight: SPDT & DPDT 35 grams approx
SPDT, DPDT, PRINTED CIRCUIT
10 OR 15 AMP
SPDT, DPDT, QUICK CONNECT
SOLDER/PLUG-IN
15 AMP
4PDT, PRINTED CIRCUIT
3, 5 OR 10 AMP
MANUFACTURED UNDER
ISO 9002 & QS 9000
4PDT, QUICK
CONNECT
SOLDER/PLUG-IN
4PDT, PRINTED CIRCUIT
3, 5 OR 10 AMP
SPDT, DPDT, QUICK CONNECT
SOLDER/PLUG-IN
15 AMP
SPDT, DPDT, PRINTED CIRCUIT
10 OR 15 AMP
PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com
CLASS 78
ICE CUBE STYLE SOLDER/PLUG-IN OR PRINTED CIRCUIT BOARD RELAYS
4PDT, QUICK
CONNECT
SOLDER/PLUG-IN
WHEN USED
WITH SOCKETS
70-459-1 OR 70-461-1
CURRENT LIMITED TO
RATING OF RELAY OR
SOCKET WHICHEVER
IS LESS.
LISTED 367G
IND. CONT. EQ.
C US
Mating Sockets
70-782D-1, 70-459-1,
70-461-1: SCREW/DIN
70-401-1, 70-378-1: SOLDER
70-402-1, 70-379-1:
PRINTED CIRCUIT
See section 8, page 13, 14, 15, 20
1...23
OUTLINE DIMENSIONS
DIMENSIONS SHOWN IN INCHES & (MILLIMETERS)
.
PRINTED CIRCUIT
MOUNTING HOLE LAYOUT
( BOTTOM VIEW )
1.10
(27.9)
1.40 MAX.
(35.56)
0.858 MAX.
(21.793)
0.100 TYP.
(2.54)
PRINTED CIRCUIT
TERMINALS
0.140
(3.56)
QUICK CONNECT
SOLDER / PLUG-IN
TERMINALS
0.17
(4.32)
0.05
DIA.(1.27)
14 HOLES
0.25
(6.35)
0.50
(12.7)
0.66
(16.76)
0.51
(12.95)
12
4
9
58
10
2
6
11
3
7
13 14
1
STANDARD
PART NUMBERS
4PDT
W78ATCSX-2
W78ATCSX-3
W78ATCSX-5
W78ATCSX-6
W78TCSX-1
W78TCSX-2
W78TCSX-3
W78TCSX-5
W78ACSX-2
W78ACSX-3
W78ACSX-5
W78ACSX-6
W78CSX-1
W78CSX-2
W78CSX-3
W78CSX-6
W78APCX-3
W78APCX-5
W78PCX-2
W78PCX-3
W78PCX-6
W78KACSX-15
W78KACSX-17
W78KACSX-18
W78KCSX-12
W78KCSX-13
12 VAC, 50/60 Hz
24 VAC, 50/60 Hz
120 VAC, 50/60 Hz
240 VAC, 50/60 Hz
6 VDC
12 VDC
24 VDC
110 VDC
12 VAC, 50/60 Hz
24 VAC, 50/60 Hz
120 VAC, 50/60 Hz
240 VAC, 50/60 Hz
6 VDC
12 VDC
24 VDC
110 VDC
24 VAC, 50/60 Hz
120 VAC, 50/60 Hz
12 VDC
24 VDC
110 VDC
24 VAC, 50/60 Hz
120 VAC, 50/60 Hz
240 VAC, 50/60 Hz
12 VDC
24 VDC
46 Ω
180 Ω
4430 Ω
15, 700 Ω
40 Ω
160 Ω
650 Ω
11,000 Ω
46 Ω
180 Ω
4430 Ω
15, 700 Ω
40 Ω
160 Ω
650 Ω
11,000 Ω
180 Ω
4430 Ω
160 Ω
650 Ω
11,000 Ω
180 Ω
4430 Ω
15, 700 Ω
160 Ω
650 Ω
4PDT, 3 & 5 AMPS
0.040
(1.02)
0.020
(0.508)
NOMINAL
INPUT
VOLTAGE
NOMINAL
RESISTANCE
(OHMS)
COIL MEASURED @ 25˚C
TOP
FLANGE
COVER
78ATCSX-8
78ATCSX-9
78ATCSX-11
78ATCSX-12
78TCSX-6
78TCSX-7
78TCSX-8
78TCSX-10
78ACSX-9
78ACSX-10
78ACSX-12
78ACSX-13
78CSX-8
78CSX-9
78CSX-10
78CSX-12
0.100
(2.54)
RETROFITS POTTER & BRUMFIELD KHAU.
SEE END OF SECTION 1 FOR CROSS REFERENCE
ALL 4 POLE RELAYS HAVE
OPPOSITE POLARITY ARC
BARRIERS AS A STANDARD
FEATURE TO PROVIDE
GREATER VOLTAGE
PROTECTION BETWEEN
ADJACENT POLES
AR
C
BARRI
E
R
13 14
2
6
10
1
5
9
3
7
11
4
8
12
WIRING DIAGRAM
(VIEWED FROM PIN END)
SEE CLASS 782XDX FOR
PART NUMBERS WITH
L.E.D. STATUS LAMP
AND PUSH BUTTON
AC OPERATED - SOLDER/PLUG-IN, 3 AMP, BIFURCATED
DC OPERATED - SOLDER/PLUG-IN, 3 AMP, BIFURCATED
AC OPERATED - SOLDER/PLUG-IN, 3 AMP
DC OPERATED - SOLDER/PLUG-IN, 3 AMP
AC OPERATED PRINTED CIRCUIT, 3 AMP
DC OPERATED PRINTED CIRCUIT, 3 AMP
AC OPERATED - SOLDER/PLUG-IN, 5 AMP
DC OPERATED - SOLDER/PLUG-IN, 5 AMP
CLASS 78
ICE CUBE STYLE SOLDER/PLUG-IN OR PRINTED CIRCUIT BOARD RELAY
DIN ADAPTER
16-782C
FLANGE ADAPTER
16-782C1 NEW SLOTTED PLAIN COVER,
ALLOWS FOR INSTALLATION OF
THE OPTIONAL TOP MOUNT DIN
OR TOP/BOTTOM MOUNT FLANGE
ADAPTERS. ADAPTERS ORDERED
SEPARATELY
1...26
