HG 20 AMP POWER RELAY
36 1.417
a
HG RELAYS
FEATURES
56 2.205
HG2 HG3 HG4
mm inch
a 34.0 1.339 50.0 1.969 68.0 2.667
• Large capacity — 20 A 250 V AC resistive and 1.5 kW 3 phase 220 V AC motor loads • High contact reliability after long use • Usable with direct soldering, quick-connect and plug-in terminals. (.250)
SPECIFICATIONS Contacts
Characteristics (at 60 Hz, 20°C 68°F)
Arrangement Initial contact resistance, max. (By voltage drop 6 V DC 1A) Contact material Nominal switching capacity Min. switching capacity#1
2 Form C, 3 Form C, 4 Form C 15 mΩ Silver alloy 20 A 250 V AC (resistive) 100 mA, 5 V DC
Expected life (min. operations) Mechanical (at 180 cpm)
AC type: 107, DC type: 106
Life curve for AC types
4
Operations, ×10
900
Functional*4
Shock resistance
Mechanical life : 107 Operating frequency: 180 op./min.
1,000
Maximum operating speed Initial insulation resistance*1 Between open contacts Initial Between contacts sets breakdown voltage*2 Between contacts and coil 2 Form C type Operate time*3 (approx.) 3 Form C & (at nominal voltage) 4 Form C type 2 Form C type Release time (without diode)*3 (approx.) 3 Form C & (at nominal voltage) 4 Form C type
Destructive*5
800
Functional*6
700
Vibration resistance Destructive
600 500
Ambient Conditions for operation, temp. transport and storage*7 (Not freezing and condensing at Humidity low temperature) 2 Form C type Unit weight 3 Form C type 4 Form C type
400 300 100 0
25
200
125 V A
0
C cosϕ
VA C co s
5
ϕ=1 10
=1
15
20
Load current, A
#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.
Remarks * Specifications will vary with foreign standards certification ratings. *1 Measurement at same location as “Initial breakdown voltage” section
20 cpm Min. 100 MΩ at 500 V DC 2,000 Vrms for 1 min. 2,000 Vrms for 1 min. 2,000 Vrms for 1 min. Max. 30 ms Max. 40 ms Max. 30 ms Max. 40 ms 98 m/s2 {10 G} (except for the contact moving direction) 980 m/s2 {100 G} 10 to 55 Hz at 1 mm double amplitude 10 to 55 Hz at 2 mm double amplitude –50°C to +40°C –58°F to +104°F 5 to 85% R.H. Approx. 130 g 4.59 oz Approx. 185 g 6.53 oz Approx. 240 g 8.47 oz
*2 Detection current: 10 mA *3 Excluding contact bounce time *4 Half-wave pulse of sine wave: 11ms; detection time: 10µs *5 Half-wave pulse of sine wave: 6ms *6 Detection time: 10µs *7 Refer to 6. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT
Electrical life with AC load AC load
Voltage, V AC 125
Resistive (cos ϕ ] 1)
Inductive (cos ϕ ] 0.4)
250
125 250
Current, A 20 15 20 15 10 15 10 10 7.5
Expected life (min. operations) 5×105 7.5×105 2×105 5×105 7.5×105 2×105 5×105 2×105 5×105
AC load
Voltage, V AC
Lamp
125
Motor
Single phase Three phase
125 250 250
Capacity, kW 0.5 0.3 0.75 0.4 0.75 0.4 1.5 0.75
Expected life (min. operations) 2×105 5×105 2×105 5×105 2×105 5×105 2×105 5×105
Note: In case of an electromagnet or exiting coil load (solenoid, etc.), the value of the motor or lamp load is applicable.
Electrical life with DC load DC load Resistive Inductive (L/R ] 7 ms)
Voltage, V DC 24 125 24 125
Current, A 15 0.8 10 0.4
Note: For DC inductive load, use of an arc extinguishing circuit is recommended.
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
Expected life (min. operations) 5×105 5×105 5×105 5×105