G5NB
PCB Power Relay
■Ratings
●Coil
Item
Must operate voltage Must release voltage
Max. voltage
(V)
Rated current
(mA)
Coil resistance
Power consumption
(mW)
(V)
(V)
(Ω)
Rated voltage
5 VDC
% of rated voltage
40
125
720
Standard:
12 VDC
16.7
11.1
8.3
180% (at 23°C)
High-capacity:
170% (at 23°C)
75% max.
10% min.
Approx. 200
18 VDC
1,620
2,880
24 VDC
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.
●Contacts
Resistive load
Item
Load
Standard
High-capacity
Contact Type
Single
Contact material
Ag-alloy (Cd free)
3 A at 125 VAC
3 A at 30 VDC
3 A
5 A at 250 VAC
3 A at 30 VDC
5 A
Rated load
Rated carry current
Max. switching voltage
Max. switching current
250 VAC, 30 VDC
3 A
5 A
■Characteristics
■Actual Load Life (Reference Values)
G
5
N
B
1. 120 VAC motor and lamp load
2.5A surge and 0.5A normal:
Contact resistance *1
Operate time
Release time
100 mΩ max.
10 ms max.
10 ms max.
250,000 operations min. (at 23°C)
2. 160 VDC valve load (with varistor)
0.24A:
Insulation resistance *2
Between coil
1,000 MΩ min.
4,000 VAC, 50/60 Hz for 1 min
and contacts
Between
Dielectric
strength
250,000 operations min. (at 23°C)
3. 140 VAC pump load
contacts of the 750 VAC, 50/60 Hz for 1 min
same polarity
Impulse
withstand
voltage
Inrush: 5.4 A (o-p), Steady state: 1.6 A
200,000 operations min. (Ambient temperature: 23°C)
4. 100 VAC motor load
Between coil
10 kV (1.2 x 50 μs)
and contacts
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/s2
100 m/s2
5,000,000 operations min.
Destruction
Malfunction
Vibration
resistance
Inrush: 10.7 A (o-p), Steady state: 1.1 A
200,000 operations min. (Ambient temperature: 23°C)
Destruction
Malfunction
Mechanical
Shock
resistance
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)
Durability
Electrical
(resistive load)
Failure rate (P level)
(reference value) *3
DC5V 10mA
Ambient operating
temperature *4
-40°C to 85°C
(with no icing or condensation)
Ambient operating humidity 5% to 85%
Weight Approx. 4 g
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.
*4. Sealed (G5NB-1A4, -1A4-E): -40°C to 70°C
2
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