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LZ Relays

Coil data

  • Operating characteristics such as 'Operate voltage' and 'Release voltage' are influenced by mounting conditions, ambient temperature, etc.
    Therefore, please use the relay within ±5% of rated coil voltage.
  • 'Initial' means the condition of products at the time of delivery.
Rated coil voltage Operate voltage*
(at 20°C)
Release voltage*
(at 20°C)
Rated operating
current
(±10%, at 20°C)
Coil resistance
(±10%, at 20°C)
Rated operating power Max. allowable voltage
5 V DC Max. 70% V of
rated coil voltage
(Initial)
Min. 10% V of
rated coil voltage
(Initial)
80 mA 63 Ω 400 mW 130% V of
rated coil voltage
(at 85°C: class B)
130% V of
rated coil voltage
(at 105°C: class F)
9 V DC 44.4 mA 203 Ω
12 V DC 33.3 mA 360 Ω
18 V DC 22.2 mA 810 Ω
24 V DC 16.7 mA 1,440 Ω

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Specifications

Item Specifications
Contact data Contact arrangement 1 Form C, 1 Form A
Contact resistance (initial) Max. 100 mΩ (by voltage drop 6 V DC 1 A)
Contact material AgSnO2 type
Contact rating
(resistive)
16 A 250 V AC
Max. switching power
(resistive)
4,000 VA
Max. switching voltage 440 V AC
Max. switching current 16 A
Rated operating power 400 mW
Min. switching load
(reference value)
*1
100 mA 5 V DC
Insulation resistance (initial) Min. 1,000 MΩ
(at 500 V DC, Measured portion is the same as the case of dielectric strength.)
Dielectric
strength
(initial)
Between
open contacts
1,000 Vrms for 1 min (detection current: 10 mA)
Between
contact and coil
5,000 Vrms for 1 min (detection current: 10 mA)
Surge withstand voltage (initial)*2 Between
contact and coil
10,000 V
Time
characteristics
(initial)
Operate time Max. 15 ms at rated coil voltage (at 20°C, without bounce)
Release time Max. 5 ms at rated coil voltage (at 20°C, without bounce, without diode)
Shock
resistance
Functional 100 m/s2 (half-sine shock pulse: 11 ms, detection time: 10 μs)
Destructive 1,000 m/s2 (half-sine shock pulse: 6 ms)
Vibration
resistance
Functional 10 to 55 Hz
(at double amplitude of 1.5 mm / Only the N.C. side of 1 Form C: 0.8 mm, detection time:10 μs)
Destructive 10 to 55 Hz (at double amplitude of 1.5 mm)
Expected life Mechanical life Min. 10 x 106 ope.
Conditions Conditions for usage,
transport and storage
*3
Ambient temperature: -40 to +85°C (class B), -40 to +105°C (class F)
Humidity: 5 to 85% RH (Avoid icing and condensation)
Unit weight Approx. 12 g
*1This value can change due to the switching frequency, environmental conditions, and desired reliability level, therefore it is recommended to check this with the actual load.
*2Wave is standard shock voltage of ±1.2 x 50 μs according to JEC-212-1981.
*3For ambient temperature, please read "GUIDELINES FOR RELAY USAGE".

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Expected electrical life

Conditions: Resistive load, at 20°C, switching frequency at 20 times/min

Type Switching capacity Number of operations
1 Form A 16 A 250 V AC Min. 100 x 103 ope.
1 Form C N.O. 16 A 250 V AC Min. 100 x 103 ope.
N.C. 16 A 250 V AC Min. 50 x 103 ope.

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