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US-623系列

Features: Manual-reset, high temperature (200 degree C) complied, large current

Application: High temperature operation equipment such as the boilers and heaters

产品介绍

① Thermostat Specifications
Electrical ratings	125 VAC, max. 16A, resistance load 250 VAC, max. 16A, resistance load ‐‐　（min. 200mA）
Ⅰ.Temperature setting rangeⅡ.Temperature tolerance	Ⅰ.Temperature setting range ① 50 ～ 100℃ ② 101 ～ 150℃ ③ 151 ～ 200℃	Ⅱ.Temperature tolerance ①　±4℃ ②　±5℃ ③　±7℃
Circuit resistance(initial value)	50 mΩ or less
Insulation resistance	100 MΩ or greater [through the 500 VDC megger]
Withstand voltage	1,500 VAC/minute
Thermal resistance	200℃
Cold resistance	-20℃
Opening-closing durability	10,000 times or more [under rated load]

※Please contact specification of the approved models are slightly different from those shown above.

② Model code

US-623	□	□	□	□	□□
	1	2	3	4	5

Contact material

A : Ag ・Ag alloy contact

Contact model

X : “OFF” for temperature rise

Terminal angle

R : Horizontal terminal
T : Vertical terminal

Terminal model

L : Terminal for positive lock conector 250 series
‐‐　(size:6.35×0.8 material：brass 、Ni-plated)
G : Terminal for positive lock conector 250 series
‐‐　(size:6.35×0.8 material：steel 、Ni-plated)
M : Terminal for positive lock conector 187 series
‐‐　(size:4.75×0.5 material：brass 、Ni-plated)
H : Terminal for positive lock conector 187 series
‐‐　(size:4.75×0.5 material：steel 、Ni-plated)
V : conector IEC60730-1 quasi-terminal
‐‐　(size:4.8×0.8 material：brass 、Ni-plated)
J : DIN46244 quasi-terminal
‐‐　(size:6.3×0.8 material：steel 、Ni-plated)
D : DIN46244 quasi-terminal
‐‐　(size:4.8×0.8 material：brass 、Ni-plated)
I : For fixing with screw (steel , Ni-plated, t0.8)
‐‐　※I:Combination of horizontal terminal (R)
S : For soldering (Brass/t 0.5, Sn-plated)

Cover materials
Holder model

QO : Aluminum , no holder
QE : Aluminum , surface type ( free holder ) (23.8mm)
QE-FB : Aluminum , surface type ( fixed holder ) (23.8mm)
QL : Aluminum , surface type ( free holder ) (24.5mm)
QL-FB : Aluminum , surface type ( fixed holder ) (24.5mm)
KO : Aluminum , embedded type ( depth 5.0mm 、24.5mm)
GO : Aluminum , embedded type ( depth 5.4mm 、24.5mm)
MO : Stainless steel , surface type (with hole type)
I O : Stainless steel , embedded type ( depth 4.6mm 、24.5mm)
JO : Stainless steel , embedded type ( depth 5.2mm 、24.5mm)
QD : Aluminum , surface type ( free holder ) (30mm)
QM : Aluminum , surface type ( for mounting an M3 tapping screw ) 23.8mm)
FO : Stainless steel , no holdersurface type
DO : Aluminum , no holder ( with hole )
NO : Aluminum , no holder ( with frange )
CO : Stainless steel , embedded type ( depth 5.2mm、24.5mm) (with hole type)
SO : Brass , screw-mount type
‐‐　[M3,M4,M5,6-32UNC,8-32UNC,10-32UNC]

③ Sample of Model code

· US-623AXRMQO　・・・　Horizontal F187 Terminal、Aluminum , no holder

· US-623AXTMQE　・・・　Vertical F187 Terminal、Aluminum 、surface type ( free holder ) 23.8mm

· US-623AXRLQL　・・・　Horizontal F250 Terminal、Aluminum 、surface type ( free holder ) 24.5mm

· US-623AXTLKO　・・・　Vertical F250 Terminal、Aluminum 、embedded type depth 5mm, 24.5mm

· US-623AXRVAS　・・・　Horizontal IEC Terminal、Stainless steel 、surface type 24mm

· US-623AXTSIO　・・・　Vertical Soldering Terminal、Stainless embedded type depth 4.5mm, 24.5mm

④ List of international safety standards

Model / Type	Agency	File No.	Operating temp. Ratings	Number of cycles		Max.	Max. Amperes
				Category	cycles	Volts	Resistive load	Inductive load	FLA	LRA
US-623	UL C-UL	E52529	205	regulating (MR)	6,000	AC 125	15	-	-	-
						AC 250	16	-	-	-

⑤ Dimensional outline drawing

　◆More detailed image → Click the image

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