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US-621 系列

Features: High temperature, compact large capacity, PPS body,SOD

Application: Copier, LBP,office automation equipment, etc.

产品介绍

① Thermostat Specifications
Electrical ratings	125 VAC, max. 15A, resistance load 250 VAC, max. 10A, resistance load ‐‐　（min. 200mA）
Ⅰ.Temperature setting range Ⅱ.Temperature tolerance Ⅲ.Differential S.O.D Specifications … （Single Operation Device） … One shot type (１sycle only)	Ⅰ.Temperature setting range ①　 0 ～ 50℃ ②　51 ～ 100℃ ③ 101 ～ 150℃ ④ 151 ～ 190℃ ⑤ 191 ～ 200℃S.O.D setting range Max. 220℃	Ⅱ.Temperature tolerance ①　±4℃/±5℃ ②　±4℃/±6℃ ③　±5℃/±7℃ ④　±6℃/±8℃ ⑤　±7℃/±10℃	Ⅲ.Differential ①　12K ②　15K ③　20K ④　25K ⑤　30K S.O.D type -35℃ or less
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-621	□	□	□	□	□□	-	□	-	□
	1	2	3	4	5		6		7

Contact material

A : Ag ・Ag alloy contact

Contact model

X : “OFF” for temperature rise
Y : “ON” for temperature rise

Terminal angle

R : Horizontal terminal
T : Vertical terminal

Terminal model

G : Terminal for positive lock conector 250 series
‐‐　(size:6.35×0.8 material：steel 、Ni-plated)
H : Terminal for positive lock conector 187 series
‐‐　(size:4.75×0.5 material：steel 、Ni-plated)
E : conectorIEC730-1 quasi-terminal
‐‐　(size:4.8×0.8 material：steel 、Ni-plated)
I : For fixing with screw (steel , Ni-plated, t0.8)
‐‐　※I:Combination of horizontal terminal (R)

Cover materials
Holder model

QO : Aluminum , no holder
QE : Aluminum , surface type ( free holder ) (23.8mm)
QL : Aluminum , surface type ( free 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]

S.O.D model
S.O.D model

LC : One shot type
Single operating device (S.O.D type)

Free Holer
Fixed model

(QE) FB : Aluminum , surface type (23.8mm)
(QL) FB : Aluminum , surface type (24.5mm)

③ Sample of Model code

· US-621AXRMQO　・・・　Horizontal F187 Terminal、Aluminum , no holder

· US-621AXTMQE　・・・　Vertical F187 Terminal、Aluminum 、surface type ( free holder ) 23.8mm

· US-621AXTMQE-LC　・・　Vertical F187 Terminal、Aluminum 、surface type ( free holder ) 23.8mm 、S.O.D type

· US-621AXTMQE-LC-FB　・　Vertical F187 Terminal、Aluminum 、surface type ( fixed holder ) 23.8mm 、S.O.D type

· US-621AXRLQL　・・・　Horizontal F250 Terminal、Aluminum 、surface type ( free holder ) 24.5mm

· US-621AXTMQL-LC　・・　Vertical F250 Terminal、Aluminum 、surface type ( free holder ) 24.5mm 、S.O.D type

· US-621AXTMQL-LC-FB　・　Vertical F250 Terminal、Aluminum 、surface type ( fixed holder ) 24.5mm 、S.O.D type

· US-621AXTLKO　・・・　Vertical F250 Terminal、Aluminum 、embedded type depth 5mm, 24.5mm

· US-621AXRVAS　・・・　Horizontal IEC Terminal、Stainless steel 、surface type 24mm

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-621-LC-QR	UL C-UL	E52529	220	S.O.D.	1	AC 125	15	-	-	-
						AC 250	10	-	-	-
US-621-V	UL C-UL					AC 125	15	-	-	-
						AC 250	10	-	-	-
US-621-LC-QR	VDE	40010379	200	S.O.D.	1	AC 250	10	-	-	-
US-621V						AC 250	10	-	-	-

⑤ Dimensional outline drawing

　◆More detailed image → Click the image

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