• IEC/EN 60079-15 conformed. (Only for G5NB-1A4, G5NB-1A4-E Model)
• Reduced power consumption with voltage holding and pulse width
modulation (PWM) control (Only for G5NB-
@
-PW model)
RoHS Compliant
■Model
Number Legend
G 5 N B -@
@ @- @- @
-@ -@ -@
—— — — — — — —
1 2 3
4
5
6
7
8
1. Number of Poles
1 : 1-pole
2. Contact Form
A : SPST-NO (1a)
3. Enclosure rating
None : Flux protection
4 : Sealed
4. Classification
None : Standard
E : High-capacity
5. Market Code
None : General purpose
HA : Home Appliance according
to IEC/EN60335-1
6. Coil Insulation Class(UL1446)
None : Class B
CF : Class F
7. Special Requirement
None : Not supported
PW : Supported
8. Packing
None : Tray Packing
SP : Tube Packing
G
5
N
B
■Application
Examples
• Water heaters
• Refrigerators
• Air conditioners
• Home appliances
• Small electric appliances
■Ordering
Information
Terminal Shape Market Code
Classification
Contact form
Enclosure rating
Flux protection
Sealed
Standard
General
purpose
Model
G5NB-1A(-SP)
G5NB-1A4(-SP)
G5NB-1A-CF(-SP)
G5NB-1A-CF-PW(-SP)
Flux protection
SPST-NO (1a)
Sealed
G5NB-1A-PW(-SP)
G5NB-1A-E(-SP)
G5NB-1A4-E(-SP)
G5NB-1A-HA(-SP)
Home
Appliance
Standard
Flux protection
High-capacity
G5NB-1A-HA-CF(-SP)
G5NB-1A-HA-CF-PW(-SP)
G5NB-1A-HA-PW
G5NB-1A-E-HA(-SP)
12VDC
24VDC
5VDC
12VDC
24VDC
Rated coil voltage
5VDC
12VDC
18VDC
24VDC
5VDC
12VDC
24VDC
5VDC
12VDC
18VDC
24VDC
100 pcs/Tray
(50 pcs/Tube)
Minimum packing unit
PCB terminals
High-capacity
Note 1. When ordering, add the rated coil voltage to the model number.
Example: G5NB-1A DC5
Rated coil voltage
However, the notation of the coil voltage on the product case as well as on the packing will be marked as
@@VDC.
Note 2. When ordering tape packing, add "-SP" to the model number.
Be sure since "-SP" is not part of the relay model number, it is not marked on the relay case.
1
G5NB
■Ratings
●Coil
Item
Rated voltage
5 VDC
12 VDC
18 VDC
24 VDC
Rated current
(mA)
40
16.7
11.1
8.3
Coil resistance
(Ω)
125
720
1,620
2,880
Must operate voltage Must release voltage
(V)
(V)
% of rated voltage
75% max.
10% min.
10 to 31%*
PCB Power Relay
Max. voltage
(V)
Standard:
180% (at 23°C)
High-capacity:
170% (at 23°C)
Power consumption
(mW)
Approx. 200
Approx. 32*
Note 1. The rated current and coil resistance are measured at a coil temperature of 23°C with a tolerance of ±10%.
Note 2. The operating characteristics are measured at a coil temperature of 23°C.
Note 3. The “Max. voltage” is the maximum voltage that can be applied to the relay coil.
* These numbers are only for -PW type. Power consumption with Holding Voltage is 32mW. Please confirm the detail in page 6 Coil Voltage Reduction (Holding
Voltage).
●Contacts
Item
Contact Type
Contact material
Rated load
Rated carry current
Max. switching voltage
Max. switching current
3 A at 125 VAC
3 A at 30 VDC
3A
250 VAC, 30 VDC
3A
5A
Load
Resistive load
Standard
Single
Ag-alloy (Cd free)
5 A at 250 VAC
3 A at 30 VDC
5A
High-capacity
G
5
N
B
■Characteristics
Contact resistance *1
Operate time
Release time
Insulation resistance *2
Between coil
and contacts
Dielectric
Between
strength
contacts of the
same polarity
Impulse
Between coil
withstand
and contacts
voltage
Vibration
resistance
Shock
resistance
Destruction
Malfunction
Destruction
Malfunction
Mechanical
100 mΩ max.
10 ms max.
10 ms max.
1,000 MΩ min.
4,000 VAC, 50/60 Hz for 1 min
750 VAC, 50/60 Hz for 1 min
■Actual
Load Life (Reference Values)
1.
120 VAC
motor and lamp load
2.5A surge and 0.5A normal:
250,000 operations min. (at 23°C)
2.
160 VDC
valve load (with varistor)
0.24A:
250,000 operations min. (at 23°C)
3.
140 VAC
pump load
Inrush: 5.4 A (o-p), Steady state: 1.6 A
200,000 operations min. (Ambient temperature: 23°C)
4.
100 VAC
motor load
Inrush: 10.7 A (o-p), Steady state: 1.1 A
200,000 operations min. (Ambient temperature: 23°C)
10 kV (1.2 x 50
μs)
10 to 55 to 10 Hz, 0.75 mm single amplitude
(1.5 mm double amplitude)
10 to 55 to 10 Hz, 0.75 mm single amplitude
(1.5 mm double amplitude)
1,000 m/s
2
100 m/s
2
5,000,000 operations min.
Standard (G5NB-1A, -1A4)
200,000 operations at 125 VAC, 3A
200,000 operations at 30 VDC, 3A
High-capacity (G5NB-1A-E, -1A4-E)
100,000 operations at 250 VAC, 5A
200,000 operations at 30 VDC, 3A
(with a rated load at 1,800 operations/hour)
DC5V 10mA
-40°C to 85°C
(with no icing or condensation)
5% to 85%
Approx. 4 g
Durability
Electrical
(resistive load)
Failure rate (P level)
(reference value) *3
Ambient operating
temperature
Ambient operating humidity
Weight
Note. Values in the above table are the initial values at 23°C.
*1. Measurement conditions: 5 VDC, 1 A, voltage drop method
*2. Measurement conditions: Measured at the same points as the dielectric
strength using a 500 VDC ohmmeter.
*3. This value was measured at a switching frequency of 120 operations/min.
2
G5NB
■Engineering
Data
●Maximum
Switching Capacity
Standard models
10
AC resistive
load
PCB Power Relay
High-capacity models
Switching current (A)
3
DC resistive
load
1
Switching current (A)
AC resistive
load
DC resistive
load
0.1
1
10
30
100
250
1,000
Switching voltage (V)
Switching voltage (V)
●Durability
Standard models
100
125 VAC, 30 VDC resistive load
50
30
High-capacity models
Durability (x 10
4
operations)
Durability (10
4
operations)
30VDC resistive load
G
5
N
B
10
250VAC resistive load
5
3
1
0
1
2
3
4
Switching current (A)
Switching current (A)
●Ambient
Temperature vs. Maximum Coil Voltage
Standard models
High-capacity models
220
Maximum coil voltage (%)
Maximum coil voltage (%)
200
180
160
140
120
100
80
0
Uncon-
firmed
area
Test item: G5NB-1A, 24 VDC
Number of Relays: 5 pcs
3A current
220
Uncon-
200
firmed
area
180
Test Item: G5NB-1A-E,24 VDC
Number of Relays: 5 pcs
5A current
160
140
120
100
80
20 23
40
60
80 85
100
0
20 23
40
60
80 85
100
Ambient temperature (°C)
Ambient temperature (°C)
Note:
The maximum coil voltage refers to the maximum value in a varying range of operating power voltage, not a continuous voltage.
3
G5NB
●Shock
malfunction
Standard models
Y
1,000
700
Energized
De-energized
1,000
Z'
Test Item: G5NB-1A, 24VDC
Number of Relays: 5 pcs
Test Method: Shock is applied 3
times in 6 directions along 3 axes
and the level at which shock caused
malfunction is measured.
The energized voltage is 100% of
the rated voltage.
Rating: 100 m/s
2
X'
1,000
Z
1,000
1,000
X
PCB Power Relay
High-capacity models
Y
1,000
700
Energized
De-energized
1,000
Z'
Test Item: G5NB-1A-E, 24VDC
Number of Relays: 5 pcs
Test Method: Shock is applied 3
times in 6 directions along 3 axes
and the level at which shock caused
malfunction is measured.
The energized voltage is 100% of
the rated voltage.
Rating: 100 m/s
2
X'
1,000
1,000
X
125
Z
1,000
125
1,000
Y'
Unit: m/s
2
Shock direction
X
X'
Y
Z
Z'
Y'
1,000
Y'
Unit: m/s
2
Shock direction
X
X'
Y
Z
Z'
Y'
■Dimensions
G
G5NB-1A(4)(-E)(-HA)(-CF)(-PW)
5
N
B
15.3max.
(15.0)*
20.5max.
(20.4)*
7.2max.
(7.0)*
(Unit: mm)
PCB Mounting Holes
(Bottom View)
Tolerance: ±0.1 mm
(1.05)
11.5
(1.15)
4.7
4
3.4
0.4
0.27
11.5
0.33
7
0.8
4.7
*Average
value
7
Four, 1.1 dia.
1
2
3
Terminal Arrangement/
Internal Connections
(Bottom View)
(No coil polarity)
4
G5NB
■Approved
Standards
PCB Power Relay
The approval rating values for overseas standards are different from the performance values determined individually. Confirm the values
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