https://www.phoenixcontact.com/us/products/2903708
Single relay - REL-PR3-120AC/3X1 - 2903708
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Plug-in high-power relay with power contacts, 3 N/O contacts, coil voltage: 120 V AC
Key Commercial Data
Packing unit
1 STK
GTIN
GTIN
4046356759205
Weight per Piece (excluding packing)
80.000 g
Custom tariff number
85364900
Country of origin
Poland
Technical data
Dimensions
Width
38.6 mm
Height
45.5 mm
Depth
36.1 mm
Ambient conditions
Ambient temperature (operation)
-40 °C ... 55 °C
Ambient temperature (storage/transport)
-40 °C ... 85 °C
Coil side
Nominal input voltage UN
120 V AC
Input voltage range in reference to UN
see diagram
Mains frequency
50/60 Hz
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Single relay - REL-PR3-120AC/3X1 - 2903708
Technical data
Coil side
Typical input current at UN
23 mA
Typical response time
5 ms ... 25 ms (depending on phase relation)
Typical release time range
5 ms ... 20 ms (depending on phase relation)
Power dissipation for nominal condition
2.76 W
Contact side
Contact type
3 N/O contacts
Type of switch contact
Single contact
Contact material
AgNi
Maximum switching voltage
440 V AC
250 V DC
Minimum switching voltage
10 V (At 24 mA)
Min. switching current
10 mA (at 24 V)
Maximum inrush current
50 A (20 ms, N/O contact)
Limiting continuous current
16 A
Interrupting rating (ohmic load) max.
384 W (at 24 V DC)
720 W (at 48 V DC)
600 W (at 60 V DC)
660 W (at 110 V DC)
183 W (at 220 V DC)
4000 VA (for 250 V AC)
4000 VA (at 440 V AC)
Switching capacity in acc. with DIN VDE 0660/IEC 60947
1 A (at 24 V, DC13)
1 A (at 120 V, DC13)
1 A (at 220 V, DC13)
1.5 A (at 24 V, AC15)
1.5 A (at 120 V, AC15)
1.5 A (at 240 V, AC15)
3-phase motor load
1500 W (at 400 V, AC3)
Motor load according to UL 508
1/3 HP, 120 V AC (single-phase AC motor)
1/2 HP, 240 V AC (single-phase AC motor)
1/2 HP, 240 V AC (three-phase induction motor)
General
Test voltage relay winding/relay contact
2.5 kVrms (50 Hz, 1 min.)
Test voltage relay contact/relay contact
2.5 kVrms (50 Hz, 1 min.)
Test voltage N/O contact/N/O contact
2.5 kVrms (50 Hz, 1 min.)
Operating mode
100% operating factor
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https://www.phoenixcontact.com/us/products/2903708
Single relay - REL-PR3-120AC/3X1 - 2903708
Technical data
General
Degree of protection
RT I
Mechanical service life
Approx. 10 cycles
Mounting position
any
7
Standards and Regulations
Connection in acc. with standard
CSA
Standards/regulations
IEC 60664
IEC 61810
Rated insulation voltage
250 V AC
Rated surge voltage
4 kV
Insulation
Basic insulation
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
Circuit diagram
20
Switching current [A]
10
11
14
21
24
31
34
A1
5
2
!
1
A2
0,5
0,3
0,2
0,1
10
20
30
AC, ohmic load
DC, ohmic load
! DC, L/R = 40 ms
50
70 100
200 300
Switching voltage [V]
500
Interrupting rating
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Single relay - REL-PR3-120AC/3X1 - 2903708
Diagram
Diagram
1,8
10
7
Cycles
Coil voltage U/UN
1,6
1,4
10
6
1,2
10
1,0
5
0,8
0,6
10
0
10
20
30
40
50
60
70
Ambient temperature [°C]
4
0
80
DC coils
AC coils
1
2
3
Switching capacity [kVA]
4
! 250 V AC, ohmic load
Electrical service life
Operating voltage range
Diagram
1
Reduction factor
0,9
0,8
0,7
0,6
0,5
0,4
0,3
1
0,9
0,8
0,7
0,6
0,5
0,4
0,3
0,2
COS j
Service life reduction factor
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
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Single relay - REL-PR3-120AC/3X1 - 2903708
Classifications
ETIM
ETIM 4.0
EC001437
ETIM 5.0
EC001437
ETIM 6.0
EC001437
UNSPSC
UNSPSC 6.01
30211916
UNSPSC 7.0901
39121515
UNSPSC 11
39121515
UNSPSC 12.01
39121515
UNSPSC 13.2
39122334
Approvals
Approvals
Approvals
CSA / UL Recognized / cUL Recognized / EAC / cULus Recognized
Ex Approvals
Approval details
CSA
http://www.csagroup.org/services-industries/product-listing/
2554095
UL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 172140
cUL Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 172140
EAC
RU CDE.A*30.B.01082
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https://www.phoenixcontact.com/us/products/2903708
Single relay - REL-PR3-120AC/3X1 - 2903708
Approvals
cULus Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
Accessories
Additional products
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suppressor modules, for mounting on NS 35/7,5
Relay base - RIF-4-BSC/3X21 - 2900960
RIF-4... relay base, for high-power relay with 2 or 3 changeover contacts or 3 N/O contacts, screw connection, plug-in
option for input/interference suppression modules, for mounting on NS 35/7,5
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