Remova
bl
e Loc
k
-Down Door
When Activated, Locks Push
Button and Contacts in the
Powered Position.
Isolated Input and Output Terminals
Separates Control Circuits from
Load Circuits.
Flag Indicator
Shows Relay Status
in Manual or Powered
Condition.
Slim Design
Minimizes Space
on DIN Rail.
Finger-Safe
Protects Operators
from Live Circuits.
Color-Coded Push Button
Allows Manual Operation of Relay.
AC Coils Red or DC Coils Blue.
2-Way Side or DIN
Rail Mounting System
Retrofits Existing Panel
Mounting and 35mm DIN Rail.
Mating Hold-Down
Clip Available
Safely Secures
Relay to Socket.
Finger Grip Cover
Easy Removal of
Relay from Socket.
Contact Viewing Window
Shows Position of Contacts.
Bi-Polar LED Status Lamp
Shows Coil “ON” or “OFF” Status.
I.D. Tag/Write-On
Plastic Label
Used for Identification
of Relays in Multi-Relay
Circuits.
Module Compatible
Allows for Optional
Protection or LED Modules
to be Used With Sockets.
Internal Coil Bus Jumper System
Allows Connection to Adjacent
Sockets Without Additional Wiring.
I.D. Tag/Write-On
Plastic Label
Used to Match Wire
Identification Tags with
Socket Connections.
Gold Flashed Contacts
Prevents Premature Oxidation
and Increases Shelf-life.
www.magnecraft.com 847-441-2540
SECTION 1
Magnecraft Solution Guide 105A
Magnecraft Solution Guide 105A
Advantages of a Full Featured 700 Series Relay
Since the launch of the 700 series
relays in 2000, this product line
has continuously evolved both
functionally and visually. The 700
series product line has the perfect
mix of historical Magnecraft relay
quality combined with a dynamic
arsenal of options. When mated
with the Magnecraft sockets and
accessories, these RoHs compliant
relays provide a complete modular
system that will meet all your plug-
in relay requirements in a package
that is both visually appealing and
functionally outstanding.
• Offers a “one stop solution” for
your power management
system.
• Several Contact congurations
and materials to meet your
individual needs.
• Plug-In switching capabilities
from 10 mA to 20 Amps.
• Several Feature Code and
Operation combinations avail-
able for all budgets.
• Ejector clips, ribbed relay hous-
ings
and space-saving sockets
allow for easy removal from
crowded DIN rails.
• Color and appearance designed
for high visibility in all environ-
ments.
• Wiring diagrams include NEMA
and IEC standards.
• Engineering availability allows
for customized relay solutions.
1/2
Remova
bl
e Loc
k
-Down Door
When Activated, Locks Push
Button and Contacts in the
Powered Position.
Isolated Input and Output Terminals
Separates Control Circuits from
Load Circuits.
Flag Indicator
Shows Relay Status
in Manual or Powered
Condition.
Slim Design
Minimizes Space
on DIN Rail.
Finger-Safe
Protects Operators
from Live Circuits.
Color-Coded Push Button
Allows Manual Operation of Relay.
AC Coils Red or DC Coils Blue.
2-Way Side or DIN
Rail Mounting System
Retrofits Existing Panel
Mounting and 35mm DIN Rail.
Mating Hold-Down
Clip Available
Safely Secures
Relay to Socket.
Finger Grip Cover
Easy Removal of
Relay from Socket.
Contact Viewing Window
Shows Position of Contacts.
Bi-Polar LED Status Lamp
Shows Coil “ON” or “OFF” Status.
I.D. Tag/Write-On
Plastic Label
Used for Identification
of Relays in Multi-Relay
Circuits.
Module Compatible
Allows for Optional
Protection or LED Modules
to be Used With Sockets.
Internal Coil Bus Jumper System
Allows Connection to Adjacent
Sockets Without Additional Wiring.
I.D. Tag/Write-On
Plastic Label
Used to Match Wire
Identification Tags with
Socket Connections.
Gold Flashed Contacts
Prevents Premature Oxidation
and Increases Shelf-life.
The Complete
System
Solution!
www.magnecraft.com 847-441-2540
Magnecraft Solution Guide 105A
SECTION 1
Magnecraft Solution Guide 105A
1/3
Isolated Input and
Output Terminals
Separates Control
Circuits from Load Circuits.
F
l
ag In
d
icator
Shows Relay Status
in Manual or Powered
Condition.
Slim Design
Minimizes Space
on DIN Rail.
Finger-Safe
Protects Operators
from Live Circuits.
2-Way Side or DIN
Rail Mounting System
Retrofits Existing Panel
Mounting and 35mm DIN Rail.
Mating Hold-Down
Clip Available
Safely Secures
Relay to Socket.
Finger Grip Cover
Easy Removal of Relay
from Socket.
Contact Viewing Window
Shows Position of Contacts.
Optional Bi-Polar LED Status Lamp
Shows Coil “ON” or “OFF” Status.
I.D. Tag/Write-On
Plastic Label
Used for Identification
of Relays in Multi-Relay
Circuits.
Module Compatible
Allows for Optional
Protection or LED Modules
to be Used With Sockets.
Gold Flashed Contacts
Prevents Premature Oxidation
and Increases Shelf-life.
www.magnecraft.com 847-441-2540
SECTION 1
Magnecraft Solution Guide 105A
Magnecraft Solution Guide 105A
Advantages of a Plain Cover 700 Series Relay
• Offers a “one stop solution” for
your power management
system.
• Several Contact congurations
and materials to meet your
individual needs.
• Plug-In switching capabilities
from 10 mA to 20 Amps.
• Several Feature Code and
Operation combinations avail-
able for all budgets.
• Ejector clips, ribbed relay hous-
ings
and space-saving sockets
allow for easy removal from
crowded DIN rails.
• Color and appearance designed
for high visibility in all environ-
ments.
• Wiring diagrams include NEMA
and IEC standards.
• Engineering availability allows
for customized relay solutions.
The Plain Cover Super Series relays
support budget minded applications with
premium performance. Maintaining the
same ratings and internal components as
the Full Feature Series; the Plain Cover
Series perform as well as premium relays
while maintaining low costs by offering
several option configurations.
1/4
Isolated Input and
Output Terminals
Separates Control
Circuits from Load Circuits.
F
ag In
icator
Shows Relay Status
in Manual or Powered
Condition.
Slim Design
Minimizes Space
on DIN Rail.
Finger-Safe
Protects Operators
from Live Circuits.
2-Way Side or DIN
Rail Mounting System
Retrofits Existing Panel
Mounting and 35mm DIN Rail.
Mating Hold-Down
Clip Available
Safely Secures
Relay to Socket.
Finger Grip Cover
Easy Removal of Relay
from Socket.
Contact Viewing Window
Shows Position of Contacts.
Optional Bi-Polar LED Status Lamp
Shows Coil “ON” or “OFF” Status.
I.D. Tag/Write-On
Plastic Label
Used for Identification
of Relays in Multi-Relay
Circuits.
Module Compatible
Allows for Optional
Protection or LED Modules
to be Used With Sockets.
Gold Flashed Contacts
Prevents Premature Oxidation
and Increases Shelf-life.
The Complete
System
Solution!
Magnecraft Solution Guide 105A
SECTION 1
Magnecraft Solution Guide 105A
1/5
9
11
A1
13
14
5
A2
14
12
1
0.1 0.53
1.1
1.6
(40.6)
(2.1) (14)
(27.9)
(35.5)
1.4
1.1
(27.9)
(14)
0.53
IEC
NEMA
General Specifications (UL 508) 781XAX 781XAX3
9
11
A1
13
14
5
A2
14
12
1
0.1 0.53
1.1
1.6
(40.6)
(2.1) (14)
(27.9)
(35.5)
1.4
1.1
(27.9)
(14)
0.53
IEC
NEMA
SECTION 1
Magnecraft Solution Guide 105A
UL Recognized
File No. E43641
UL
US
C
UL Listed When Used
With Magnecraft
Sockets.
WHITE
Magnecraft Solution Guide 105A
781 Ice Cube Relays/SPDT 3- 20 Amp Rating (DC & AC)
Units
A
V
Resistive
Resistive
Resistive
HP
HP
Pilot Duty
mA
V
V
VA
W
(Resistive)
ms
V(rms)
V(rms)
V(rms)
°C
°C
g-n
g-n
grams
Standard
SPDT
Silver Alloy
20
300
20A @ 120V 50/60Hz
20A @ 277V 50/60Hz
20A @ 28V
1/2 @ 120VAC
1 @ 277 VAC
B300
100 @ 5VDC (.5W)
6....240
6....125
85% to 110%
80% to 110%
0.9
0.7
15%
10%
100,000
10,000,000
20
2500
1500
1500
UL, CSA, CE
-40...+85
-40...+55
3, 10 - 55 Hz
10
IP 40
29
Low Level
SPDT
Bifurcated Silver
3
300
3A @ 240V 50/60Hz
3 @17VDC (.04W)
6....240
6....125
85% to 110%
80% to 110%
0.9
0.7
15%
10%
100,000
10,000,000
20
2500
1500
1500
UL, CSA, CE
-40...+85
-40...+55
3, 10 - 55 Hz
10
IP 40
29
1/10
Removable Lock-Down Door
Flag indicator
Removable I.D. Tag
LED Status Lamp
Finger Grip Cover
Push-To-Test Button
Contact options for
different power levels
% of Nominal
Operations @ Rated Current
Unpowered
Between coil and contact
Between poles
Between contacts
Standard version
Storage
Operation
Operational
Contact Characteristics
Number and type of Contacts
Contact materials
Thermal (Carrying) Current
Maximum Switching Voltage
Switching Current @ Voltage
Minimum Switching Requirement
Coil Characteristics
Voltage Range
Operating Range
Average consumption
Drop-out voltage threshold
Performance Characteristics
Electrical Life (UL508)
Mechanical Life
Operating time (response time)
Dielectric strength
Environment
Product certifications
Ambient air temperature
around the device
Vibration resistance
Shock resistance
Degree of protection
Weight
~
~
~
~
~
~
~
~
~
Full Featured Dimensions Plain Cover Dimensions
Wiring Diagram
Bottom View
Contact Viewing
Window
Gold Flashed Contacts
.078
(2)
(69)
2.75
(52)
2.07
11
9
14
INPUT
A2 14 A1
13
1
12
5
9
14 13
1
5
A2 A1
11
12
14
COM
N.C.
N.O.
14 13
MODULE
INPUT
1
5
INPUT
INPUT
(21)
0.82
3.14
(80)
0.67
(17)
3.33
(84)
(30)
1.18
1.57
(40)
0.16
(4) 9
(80)
3.14
0.74
(19)
IEC
NEMA
NEMA:
IEC:
Full Featured Plain Cover
Custom Relay Part Number Builder
Standard Part Numbers BOLD-FACED PART NUMBERS ARE NORMALLY STOCKED
Magnecraft Solution Guide 105A
SECTION 1
www.magnecraft.com 847-441-2540
Magnecraft Solution Guide 105A
Coil Resistance
12.2 Ohms
46 Ohms
180 Ohms
4430 Ohms
15000 Ohms
15720 Ohms
47 Ohms
188 Ohms
750 Ohms
2600 Ohms
13800 Ohms
SPDT Part Number
(Full-Featured) 20 Amp
781XAXM4L-6A
781XAXM4L-12A
781XAXM4L-24A
781XAXM4L-120A
781XAXM4L-220/230A
781XAXM4L-240A
781XAXM4L-6D
781XAXM4L-12D
781XAXM4L-24D
781XAXM4L-48D
781XAXM4L-110/125D
SPDT Part Number
(Full-Featured) 3 Amp, Bifurcated
781XAX3M4L-6A
781XAX3M4L-12A
781XAX3M4L-24A
781XAX3M4L-120A
781XAX3M4L-220/230A
781XAX3M4L-240A
781XAX3M4L-6D
781XAX3M4L-12D
781XAX3M4L-24D
781XAX3M4L-48D
781XAX3M4L-110/125D
SPDT Part Number
(Plain Cover) 20 Amp
781XAXC-6A
781XAXC-12A
781XAXC-24A
781XAXC-120A
781XAXC-220/230A
781XAXC-240A
781XAXC-6D
781XAXC-12D
781XAXC-24D
781XAXC-48D
781XAXC-110/125D
Nominal Voltage
AC Operated
6 VAC 50/60 Hz
12 VAC 50/60 Hz
24 VAC 50/60 Hz
120 VAC 50/60 Hz
220-230 VAC 50/60 Hz
240 VAC 50/60 Hz
DC Operated
6 VDC
12 VDC
24 VDC
48 VDC
110-125 VDC
781
Series
781
XAX
Contact Conguration
XAX = SPDT
Cover Options
Full Feature = No Code
Plain Cover = C
T
Terminal Style
Plug In = No Code
PC terminal = T
M4L-
Feature Options
Side Push Button = M
Locking Push Button = M4
Bi-Polar LED = L
240A
Coil Voltage
VAC = 6 - 240A
VDC = 6 - 125D
Contact Material
20 Amp Silver Alloy = No Code
3 Amp Bifurcated = 3
1/11
For other mating sockets, see Section 2: 70-781F-1, 70-781T-1
16-781C
Section 3, p.14-16
16-781C1
Section 3, p.14-16
Relay
Adapters 70-781D5-1A
SOCKET
16-781SC
Metal Hold-Down Clip
Section 3, p.8-11