Motorski zaščitni releji

Ščitijo motor pred preobremenitvijo. Lahko se koristijo za zaščito motorja pred pregorevanjem v slučaju preobremenitve ali blokade motorja. Nudijo širok nabor funkcij, vključujoč zaščito pred preobremenitvijo in izpadom faze, časovno zakasnitvijo in hitrim priključevanjem.

Motorski zaščitni releji brez zaščite pred izpadom faze

Ščitijo motor pred preobremenitvijo in blokado motorja, s čimer zagotavljajo varno delovanje. Standardni modeli so v skladu z japonskimi in ostalimi številnimi mednarodnimi standardi.

Specifications				TH-T18KP_ _ _ A	TH-T25KP_ _ _ A	TH-T50KP_ _ _ A	TH-T65KP_ _ _ A	TH-T100KP_ _ _ A	TH-N120KP_ _ _ A	TH-N120TAKP_ _ _ A	TH-N220RHKP_ _ _ A	TH-N400RHKP _ _ _ A	TH-N600KP_ _ _ A a
Rated data
Max. setting current			A	18	26	50	65	100	100	150	220	400	800
Range of setting current			A	0.12–18	0.24–26	24–50	12–65	54–100	34–100	85–150	65–250	85–400	200–800
Rated insulation voltage			V	690	690	690	690	690	690	690	1000	1000	690
Auxiliary contacts				For all types: 1 NO + 1 NC
Max. heater dissipation per current path		Min. settingW		0.8	1.5	1.6	2.4	2.5	2.5	3.2	2.5	2.5	2.5
Max. heater dissipation per current path		Max. settingW		1.8	3.0	3.2	5.5	6.0	7.1	8.6	6.0	6.0	6.0
Rated operating current of auxiliary contacts
Category AC-15	NO contact	120 V	A	2	2	2	2	2	2	2	2	2	2
		240 V	A	1	1	1	1	1	1	1	1	1	1
		500 V	A	0.5	0.5	0.3	0.5	0.5	0.5	0.5	0.5	0.5	0.5
	NC contact	120 V	A	2	3	3	3	3	3	3	3	3	3
		240 V	A	1	2	2	2	2	2	2	2	2	2
		500 V	A	0.5	1	0.3	1	1	1	1	1	1	1
Category DC-13		48 V	A	0.4	0.5	1	1	1	0.5	0.5	0.5	0.5	0.5
		110 V	A	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2
		220 V	A	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1
Sizes
Main terminal screw size		Line side	mm	—	M4	M5	M6	M6	M8	M8	—	—	M4
Main terminal screw size		Load size	mm	M3.5	M4	M5	M6	M6	M8	M8	M10	M12	M4
Max. conductor size	Main	Line side	mm²	—	6	14			38	60	—	—	6
	Main	Load side	mm²	2.5	6	14			38	60	70	240	6
	Busbar	Line side	mm	—	10.2		17	17	20	20	—	—	—
	Busbar	Load side	mm	7.5	10.2	13.3	17	15	20	20	25	30	—
Auxiliary contacts			mm²	2.5	2.5	2	2	2	4	4	4	4	4

Bimetal heating				Direct	Direct	Direct	Direct	Direct	Direct	Direct	Via CTs	Via CTs	Via CTs a
Weight			kg	0.11	0.16	0.2	0.26	0.32	0.48	0.75	2.5	2.7	0.14
Dimensions (WxHxD)			mm	45x55x76.5	63x51x69	74.3x72x83.5	89x57x83.5	89x73.5x83.5	103x67x105	112x87x105	144 x114 x180	144x160x194	63x42x83.5

Order information Art. no.				See page <?> for order information

Dodatne komponente in oprema

Za motorske zaščitne releje je dostopen širok nabor opcijskih enot.