Fuse Switch Disconnecteur

GRL GRUOP > Protection électrique > Fuse Switch Disconnecteur > Disconnecteur de commutateur de fusible vertical > Déconnecteur de fusible à bande DNH18

Déconnecteur de fusible à bande DNH18

La série DNH18 intègre le concept de conception de l’innovation indépendante, avec une apparence nouvelle et une fonction améliorée.

Il a 6 brevets de modèle d’utilité et 4 brevets d’apparence, qui peuvent fournir une installation et un mode de fonctionnement plus sûrs et pratiques pour les boîtes de branche de câble, les transformateurs de boîte américains, etc.

Ajouter un bloc de positionnement d’installation
Ajouter un boss de protection
Optimiser le module d’installation du noyau fusible
Ajouter des cooling grooves
Ajouter un bouclier rotatif
Plusieurs modes de câblage peuvent être sélectionnés
Conception intégrée du transformateur
Plusieurs modules de fonction peuvent être sélectionnés
Un logo unique, plus distinctif

Désignation des marchandises

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Strip Fuse Disconnector DNH18 series

GRL is the ideal fuse switch disconnector manufacturer for you. We have a proud history of crafting top-quality products, and we provide outstanding customer service.

Fuse Disconnector General Model List

Serial number	Order No	Electric current	Adaptation
1	DNH18-160/3L	160A	Fixed installation (punching), three-phase synchronous operation, with fuse
2	DNH18-160/311L	160A	Hook up installation, with auxiliary contact, three-phase synchronous operation, with fuse
3	DNH18-250/3L	250A	Fixed installation (punching), three-phase synchronous operation, with fuse
4	DNH18-250/3S	250A	Fixed installation (punching), three-phase independent operation, with fuse
5	DNH18-250/3LD	250A	Fixed installation (punching), three-phase synchronous operation, with isolating knife
6	DNH18-250/311L	250A	Hook up installation, with auxiliary contact, three-phase synchronous operation, with fuse
7	DNH18-400/3L	400A	Fixed installation (punching), three-phase synchronous operation, with fuse
8	DNH18-400/3S	400A	Fixed installation (punching), three-phase independent operation, with fuse
9	DNH18-400/3LD	400A	A fixed installation (punching), three-phase synchronous operation, with isolating knife
10	DNH18-400/311L	400A	Hook up installation, with auxiliary contact, three-phase synchronous operation, with fuse
11	DNH18-630/3L	630A	Fixed installation (punching), three-phase synchronous operation, with fuse
12	DNH18-630/3S	630A	Fixed installation (punching), three-phase independent operation, with fuse
13	DNH18-630/3LD	630A	Fixed installation (punching), three-phase synchronous operation, with isolating knife
14	DNH18-630/311L	630A	Hook up installation, with auxiliary contact, three-phase synchronous operation, with fuse
Remarks	1. For other specific order models, please see the explanation of the model of the bar fuse disconnector
	2. If you need other accessories, such as wiring terminals, please check the accessories list of strip fuse disconnector

Fuse Disconnector Technical Parameter

					DNN18-160			DNN18-250			DNN18-400			DNN18-630
Electrical parameters	With fuse	Rated working voltage	Ue	V	AC 400	AC 500	AC 690	AC 400	AC 500	AC 690	AC 400	AC 500	AC 690	AC 400	AC 500	AC 690
		Rated working current	Ie	A	160	125	100	250	250	200	400	400	315	630	630	630
		Agreed heating current	Ith	A	160	125	100	250	250	200	400	400	315	630	630	630
		Service level			AC-23B	AC-23B	AC-22B	AC-23B	AC-22B	AC-21B	AC-23B	AC-22B	AC-21B	AC-23B	AC-22B	AC-21B
		Rated limiting short-circuit current	Iq	kA	50			100	100	50	100	100	50	100	100	50
		Rated insulation voltage	Ui	V	1000			1000			1000			1000
		Rated impulse withstand voltage	Uimp	kV	8			12			12			12
		Rated frequency		Hz	50/60			50/60			50/60			50/60
		Electric life times		time	200			200			200			200
	With isolating knife	Rated working voltage	Ue	V					AC500			AC500			AC500
		Rated working current	Ie	A					250			400			630
		Agreed heating current	Ith	A					250			400			630
		Service level							AC-23B			AC-23B			AC-23B
		Rated limiting short-circuit current	Iq	kA					12			12			12
		Rated insulation voltage	Ui	V				100			1000			1000
		Rated impulse withstand voltage	Uimp	kV				12			12			12
		Rated frequency		Hz				5060			5060			5060
		Electric life times		time				200			200			200
Fuse		Size （RT16/NT/NH） GB/T13539.2 IEC 62269-2			00			1			2			3
		Working current	In	A	160	125	100	250	250	200	400	400	315	630	630	500
		power waste	P	W	12	12	12	18	23	32	28	34	45	40	48	60
Mechanism		Mechanical life		time	1400			1400			800	800	1400	800
		Busbar spacing		mm	185			185			185			185
Protection grade of mechanism		Front	on		IP20			IP20			IP20			IP20
			off		IP30			IP30			IP30			IP30
Other		Electronic fuse monitor (EFM)			Can be added			Can be added			Can be added			Can be added
		Switch opening and closing signal feedback (microswitch)			Can be added			Can be added			Can be added			Can be added
Working conditions		Ambient air temperature		℃	-5 ～ +55
		Rated working system			Uninterrupted working system
		Operation mode			Handle operation
		Installation method			Vertical installation
		Altitude		m	≤ 2000
		class of pollution			3
		Overvoltage level	Overvoltage level		Ⅲ			Ⅳ