Product parameters:
Suitable for AC 50Hz or 60Hz, voltage up to 660V DC working voltage to 220V circuit control system. Electromagnetic starters, contactors, relays and other electrical wiring control purposes. Led-button also applies to light signals indicate the occasions. This product conforms to standard GB 14048.5.
Working conditions:
1, the ambient air temperature is-5 ° c ~ + 40 ° c, 24 hours the average does not exceed + 35.
2, altitude: altitude does not exceed 2000m of the installation site.
3, atmospheric conditions: the highest temperature to + 40 ℃, relative humidity of air no more than 50%, at lower temperatures can be allowed to have a higher relative humidity, such as a 90% + 20 ℃. On condensation due to temperature change occasionally special measures should be taken.
4, pollution degree: level 3
5, installation category: II

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(Y090)LAY37-20X/2Two-position handle 2 normally open
(Y090)LAY37-11XB/2 II Long-stem 1 1 open
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(Y090)LAY37-20XB/2 II Long handle 2 normally open
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(Y090)LAY37-11Y/2 II Location key 1 1
(Y090)LAY37-20Y/3 three Middle of the key with 2 sides open close