Panasonic LE Relays User Manual

LE (ALE)

LE RELAYS (ALE)

12.4

24.9

28.6

.488

.980

1.126

12.4

.488

28.6

1.126

24.9

.980

PCB type

TMP type

1. Supports magnetron and heater 
loads.
Capable for switching magnetron and 
heater loads found in microwave ovens.
2. Excellent heat resistance
Ambient temperature: up to 85

°C 

185

°F

Certified UL coil insulation class B and 
class F
3. High insulation resistance
Creepage distance and clearances 
between contact and coil: 
Min. 8 mm 

.315 inch

Surge withstand voltage: 10,000V
4. Low operating power
Nominal operating power: 400mW/
200mW (High sensitive type)
5. A wide variety of types
Product line consists of 4 types with 
different shapes and pins

6. Conforms to the various safety 
standards:
UL/CSA, TÜV, VDE approved and 
SEMKO available (TMP type)
UL/CSA, VDE approved (PCB type)

#1 This 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.

* Specifications will vary with foreign standards certification ratings.
*

1

Measurement at same location as “Initial breakdown voltage” section.

*

2

Detection current: 10mA

*

3

Wave is standard shock voltage of 

±1.2 × 50µs according to JEC-212-1981

*

4

Excluding contact bounce time.

*

5

Half-wave pulse of sine wave: 11 ms; detection time: 10 

µs

*

6

Half-wave pulse of sine wave: 6 ms

*

7

Detection time: 10 

µs

Arrangement

1 Form A

Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)

100 m

Ω

Contact material

AgSnO

2

 type

Rating
(resistive 
load)

Nominal switching 
capacity

16 A 277 V AC

Max. switching power

4,432 V A

Max. switching voltage

277 V AC

Max. switching current

16 A

Min. switching capacity

#1

(Reference value)

100 mA, 5 V DC

Expected 
life
(min. 
operations)

Mechanical
(at 180 cpm)

2 

× 10

6

Electrical (at 20 cpm)
(Resistive load)

10

5

Type

Standard

High sensitive

Nominal operating power

400 mW

200 mW

Max. operating speed
(at rated load)

20 cpm

Initial insulation resistance*

1

Min. 1,000 M

Ω (at 500 V DC)

Initial 
breakdown 
voltage*

2

Between open contacts

1,000 Vrms for 1 min.

Between contacts and 
coil

4,000 Vrms for 1 min.

Initial surge voltage between contact 
and coil*

3

10,000 V

Operate time*

4

(at nominal voltage) (at 20

°C 

68

°F

)

Max. 20ms

Release time (with diode)*

4

(at nominal voltage) (at 20

°C 

68

°F

)

Max. 20ms 
Max. 25ms 

(200 mW type)

Temperature rise (at nominal voltage) 
(resistance method, contact current 
16 A, 20

°C 

68

°F

)

Max. 55

°C 

Max. 45

°C 

(200 mW type)

Shock resistance

Functional*

5

200 m/s

2

{20 G}

Destructive*

6

1,000 m/s

2

{100 G}

Vibration resistance

Functional*

7

10 to 55Hz

at double amplitude of 1.5mm

Destructive

10 to 55Hz

at double amplitude of 1.5mm

Conditions for operation, 
transport and storage*

8

(Not freezing and 
condensing at low 
temperature)

Ambient 
temp.

–40

°C to +85°C

–40

°F to +185°F

Humidity

5 to 85% R.H.

Unit weight

Approx. 17 g 

.60 oz

Approx. 15 g 

.53 oz

 

(PCB type)

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