https://www.phoenixcontact.com/us/products/2961448
Single relay - REL-MR-120AC/21-21 - 2961448
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Plug-in miniature power relay, with power contact, 2 PDTs, input voltage 120 V AC
Why buy this product
RT III-proof (wash-proof)
Switching current of up to 8 A
Key Commercial Data
Packing unit
1 STK
Minimum order quantity
10 STK
GTIN
GTIN
4017918937850
Weight per Piece (excluding packing)
15.800 g
Custom tariff number
85364900
Country of origin
Austria
Technical data
Dimensions
Width
12.7 mm
Height
29 mm
Depth
15.7 mm
Ambient conditions
Ambient temperature (operation)
-40 °C ... 85 °C
Ambient temperature (storage/transport)
-40 °C ... 85 °C
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Single relay - REL-MR-120AC/21-21 - 2961448
Technical data
Coil side
Nominal input voltage UN
120 V AC
Mains frequency
50/60 Hz
Typical input current at UN
7 mA (at 50 Hz)
5 mA (At 60 Hz)
Typical response time
3 ms ... 12 ms (depending on phase relation)
Typical release time range
2 ms ... 9 ms (depending on phase relation)
Coil resistance
8100 Ω ±15 % (at 20 °C)
Power dissipation for nominal condition
0.84 W
Contact side
Contact type
2 PDT
Type of switch contact
Single contact
Contact material
AgNi
Maximum switching voltage
250 V AC/DC
Minimum switching voltage
5 V (at 10 mA)
Min. switching current
10 mA (At 5 V)
Maximum inrush current
12 A (20 ms)
Limiting continuous current
8A
Interrupting rating (ohmic load) max.
190 W (at 24 V DC)
85 W (at 48 V DC)
60 W (at 60 V DC)
44 W (at 110 V DC)
60 W (at 220 V DC)
2000 VA (for 250 V AC)
Switching capacity in acc. with DIN VDE 0660/IEC 60947
2 A (at 24 V, DC13)
0.2 A (at 250 V, DC13)
3 A (at 24 V, AC15)
3 A (at 120 V, AC15)
3 A (at 250 V, AC15)
General
Test voltage relay winding/relay contact
5 kV AC (50 Hz, 1 min.)
Test voltage relay contact/relay contact
2.5 kV AC (50 Hz, 1 min.)
Operating mode
100% operating factor
Degree of protection
RT III (wash-proof)
Mechanical service life
1 x 10 cycles
Mounting position
any
Assembly instructions
Can be aligned without spacing (> 70 °C ≥ 2.5 mm)
7
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Single relay - REL-MR-120AC/21-21 - 2961448
Technical data
Standards and Regulations
Connection in acc. with standard
CUL
Standards/regulations
IEC 60664
EN 50178
EN 61810-1
Degree of pollution
3
Overvoltage category
III
Environmental Product Compliance
China RoHS
Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
Drawings
Diagram
Diagram
2,8
20
2,6
10
Switching current [A]
Coil voltage U/UN
2,4
2,2
1
2
1,8
1,6
2
1,4
1,2
2
1
0,8
1
0,6
0
10
20
30
40
50
60
70
80
2
4
1
2
3
0,5
0,3
0,2
0,1
90
10
100
Ambient temperature [°C]
1
2
3
4
1 DC coils
2 AC coils
Operating voltage range
1
6
4
20
30
50
70
100
200
300
Switching voltage [V]
AC, ohmic load
DC, ohmic load, contacts in series
DC, ohmic load
DC, L/R = 40 ms
Interrupting rating
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Single relay - REL-MR-120AC/21-21 - 2961448
Diagram
10
7
10
6
Diagram
Reduction factor
Cycles
1
0,9
1
10
10
5
2
0,8
0,7
0,6
0,5
0,4
4
0 1
2
3
4
5
6
7
8
0,3
9 10 11 12 13 14 15 16
1
Switching current [A]
0,9
0,8
0,7
0,6
0,5
0,4
0,3
0,2
COS j
1 250 V AC, ohmic load (DC coils)
2 250 V AC, ohmic load (AC coils)
Electrical service life
Service life reduction factor with various cos phi
Circuit diagram
A1
12
11
14
A2
22
21
24
Classifications
eCl@ss
eCl@ss 5.0
27371601
eCl@ss 5.1
27371601
eCl@ss 6.0
27371601
eCl@ss 7.0
27371601
eCl@ss 8.0
27371601
eCl@ss 9.0
27371601
ETIM
ETIM 2.0
EC001437
ETIM 3.0
EC001437
ETIM 4.0
EC001437
ETIM 5.0
EC001437
ETIM 6.0
EC001437
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Single relay - REL-MR-120AC/21-21 - 2961448
Classifications
UNSPSC
UNSPSC 6.01
30211916
UNSPSC 7.0901
39121515
UNSPSC 11
39121515
UNSPSC 12.01
39121515
UNSPSC 13.2
39122334
Approvals
Approvals
Approvals
UL Recognized / cUL Recognized / EAC / VDE approval of drawings / UL Recognized / cUL Recognized / cULus Recognized
Ex Approvals
Approval details
UL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 228652
cUL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 228652
EAC
RU CDE.A*30.B.01082
VDE approval of drawings
http://www.vde.com/en/Institute/OnlineService/
VDE-approved-products/Pages/Online-Search.aspx
40007758
UL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 172140
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https://www.phoenixcontact.com/us/products/2961448
Single relay - REL-MR-120AC/21-21 - 2961448
Approvals
cUL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 172140
cULus Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
Accessories
Additional products
Relay base - PR1-BSC2/2X21 - 2833518
Relay base PR1..., for miniature power relay or miniature switching relay with 1 or 2 PDT or solid-state relay of same
construction, 2/2 level design, screw connections, connection facility for input/interference suppression modules
Relay base - PR1-BSC3/2X21 - 2833521
Relay base PR1..., for miniature power relay or miniature switching relay with 1 or 2 PDT or solid-state relay of same
construction, 1/3 level design, screw connections, connection facility for input/interference suppression modules
Relay base - PR1-BSP3/2X21 - 2833534
Relay base PR1..., for miniature power relay or miniature switching relay with 1 or 2 PDT or solid-state relay of same
construction, 1/3 level design, spring-cage connections, connection facility for input/interference suppression modules
03/28/2018 Page 6 / 7
https://www.phoenixcontact.com/us/products/2961448
Single relay - REL-MR-120AC/21-21 - 2961448
Accessories
Relay base - RIF-1-BPT/2X21 - 2900931
RIF-1... relay base, for miniature power relay with 1 or 2 PDTs or solid-state relays of the same design, push-in
connection, plug-in option for input/suppressor modules, for mounting on NS 35/7,5
Relay base - RIF-1-BSC/2X21 - 2900930
RIF-1... relay base, for miniature power relay with 1 or 2 changeover contacts or identical solid-state relays, screw
connection, plug-in option for input/interference suppression modules, for mounting on NS 35/7,5
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