https://www.phoenixcontact.com/pi/products/2941439
Relay Module - EMG 17-REL/KSR- 24/21-21-LC AU - 2941439
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Relay module, with soldered-in miniature switching relay, contact (AgNi+Au): Small to large loads, 2 PDT, 24
V AC/DC input voltage
Your advantages
Safe isolation according to DIN EN 50178 between coil and contact
Integrated input circuit and interference suppression circuit
Key Commercial Data
Packing unit
GTIN
GTIN
4017918080433
10 pc
Technical data
Note
Utilization restriction
EMC: class A product, see manufacturer's declaration in the download
area
Dimensions
Width
Height
Depth
17.5 mm
75 mm
62.5 mm
Ambient conditions
Ambient temperature (operation)
Ambient temperature (storage/transport)
-20 °C ... 40 °C
-20 °C ... 70 °C
Coil side
Nominal input voltage U
N
Input voltage range in reference to U
N
Typical input current at U
N
24 V AC/DC
0.8 ... 1.1
18 mA
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https://www.phoenixcontact.com/pi/products/2941439
Relay Module - EMG 17-REL/KSR- 24/21-21-LC AU - 2941439
Technical data
Coil side
Typical response time
Typical release time
Protective circuit
Operating voltage display
Power dissipation for nominal condition
8 ms
10 ms
Bridge rectifier Bridge rectifier
Yellow LED
0.43 W
Contact side
Contact type
Type of switch contact
Contact material
Maximum switching voltage
Maximum inrush current
Limiting continuous current
Interrupting rating (ohmic load) max.
Single contact, 2-PDT
Single contact
AgNi, hard gold-plated
30 V AC
36 V DC
0.2 A
50 mA
1.2 W (at 24 V DC)
Contact side (with destroyed gold layer)
Note
Maximum switching voltage
Limiting continuous current
Maximum inrush current
Interrupting rating (ohmic load) max.
the following values are applicable if a gold layer is destroyed
250 V AC/DC
5A
6A
120 W (at 24 V DC)
95 W (at 48 V DC)
60 W (at 60 V DC)
40 W (at 110 V DC)
55 W (at 220 V DC)
1250 VA (for 250 V AC)
General
Test voltage relay winding/relay contact
Test voltage relay contact/relay contact
Operating mode
Mechanical service life
Mounting position
Assembly instructions
4 kV AC (50 Hz, 1 min.)
1 kV AC (50 Hz, 1 min.)
100% operating factor
approx. 2x 10 cycles
any
In rows with zero spacing
7
Connection data input side
Connection name
Connection method
Stripping length
Screw thread
Conductor cross section solid
Conductor cross section flexible
Coil side
Screw connection
8 mm
M3
0.2 mm² ... 4 mm²
0.2 mm² ... 2.5 mm²
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https://www.phoenixcontact.com/pi/products/2941439
Relay Module - EMG 17-REL/KSR- 24/21-21-LC AU - 2941439
Technical data
Connection data input side
Conductor cross section AWG
24 ... 12
Connection data output side
Connection name
Connection method
Stripping length
Screw thread
Conductor cross section solid
Conductor cross section flexible
Conductor cross section AWG
Contact side
Screw connection
8 mm
M3
0.2 mm² ... 4 mm²
0.2 mm² ... 2.5 mm²
24 ... 12
Standards and Regulations
Connection in acc. with standard
Designation
Standards/regulations
Rated insulation voltage
Rated surge voltage
Insulation
CUL
Air clearances and creepage distances between the power circuits
EN 50178
260 V AC
2.3 kV
Basic insulation
Safe isolation, reinforced insulation, and 6 kV between input circuit and
output contact current paths
Degree of pollution
Overvoltage category
Designation
Standards/regulations
Rated insulation voltage
Rated surge voltage
Insulation
Degree of pollution
Overvoltage category
Designation
Standards/regulations
2
II
Air clearances and creepage distances between input and contact circuit
(or output contact current path)
EN 50178
260 V AC
6 kV
Safe isolation, reinforced insulation
2
III
Standards/regulations
EN 61810-1
Environmental Product Compliance
REACh SVHC
China RoHS
Lead 7439-92-1
Environmentally Friendly Use Period = 50
For details about hazardous substances go to tab “Downloads”,
Category “Manufacturer's declaration”
Drawings
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https://www.phoenixcontact.com/pi/products/2941439
Relay Module - EMG 17-REL/KSR- 24/21-21-LC AU - 2941439
Circuit diagram
12
A1
14
22
24
A2
A2
11
21
Approvals
Approvals
Approvals
UL Recognized / cUL Recognized / EAC / cULus Recognized
Ex Approvals
Approval details
UL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 238705
cUL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 238705
EAC
RU C-
DE.A*30.B.01082
cULus Recognized
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https://www.phoenixcontact.com/pi/products/2941439
Phoenix Contact 2018 © - all rights reserved
http://www.phoenixcontact.com
PHOENIX CONTACT GmbH & Co. KG
Flachsmarktstr. 8
32825 Blomberg
Germany
Tel. +49 5235 300
Fax +49 5235 3 41200
http://www.phoenixcontact.com
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