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DOCEN copper, aluminium, and bimetal electrical fitting range

product families

03-23

catalog pages covered

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source retained

How to use it

Search a model code like DTL, SC(JGB), GTL, CCT, OT, JBC, or filter by material. Open each technical sheet for the exact dimensions from the PDF.

DTLBimetal lugsCatalog page 03

DTL copper-aluminium connecting terminal

DTL 系列铜铝接线端子

Material: T2 copper + L3 aluminium
Range: 10-630 mm²
Models: DTL-10 to DTL-630

Application

Transition connection for aluminium conductors, semicircle-sector aluminium wires, power supply cables, and copper terminals.

Technical details

Friction-welding process between copper and aluminium.
Catalog table includes D, d, L, L1, W, and S dimensions.
Designed for strong weld intensity and resistance to galvanic corrosion.

Specification table

Model & Spec	phi	D	d	L	L1	W	S
DTL-10	8.8	10	5.2	65	32	16	2.5
DTL-16	8.8	11	6.1	70	34	16	2.6
DTL-25	8.8	12	7.1	75	37	18	3.2
DTL-35	10.8	14	8.5	85	41	20	3.6
DTL-50	10.8	16	9.8	90	43	23	4.0
DTL-70	13	18	11.5	102	50	26	4.6
DTL-95	13	21	13.5	112	54	28	4.8
DTL-120	14.8	23	15	120	56	30	5.3
DTL-150	14.8	25	17	126	58	34	5.8
DTL-185	17	27	18.6	133	60	37	6.5
DTL-240	17	30	21.5	140	63	40	7.0
DTL-300	21	34	24	158	70	45	8.5
DTL-400	21	38	27	175	75	52	9.5
DTL-500	21	45	30	190	80	60	10.0
DTL-630	-	50	34.2	225	90	78	11.0

Dimensions are rebuilt from the DOCEN PDF catalog for quick sourcing.

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DTL-2Bimetal lugsCatalog page 03

DTL-2 copper-aluminium connecting terminal

DTL-2 系列圆头铜铝接线端子

Material: T2 copper + L3 aluminium
Range: 10-400 mm²
Models: DTL-2-10 to DTL-2-400

Application

Round-head bimetal terminal for cable transition joints in distribution equipment.

Technical details

Round-head form with copper-aluminium friction weld.
Catalog table includes d, S, L, L1, phi, and phi1 dimensions.
Useful when buyers specify DTL-2 model codes instead of standard DTL.

Specification table

Model & Spec	phi D	phi d	S	L	L1	phi	phi1
DTL-2-10	12	5.2	3.5	80	40	10.5	20
DTL-2-16	12	6.1	3.5	80	40	10.5	20
DTL-2-25	16	7.1	4.0	90	45	13	24
DTL-2-35	16	8.5	4.0	90	45	13	24
DTL-2-50	20	9.8	5.0	95	47	13	24
DTL-2-70	20	11.5	5.0	95	47	13	24
DTL-2-95	20	13.5	5.0	95	47	13	24
DTL-2-120	25	15	5.5	119	60	13	30
DTL-2-150	25	17	5.5	119	60	13	30
DTL-2-185	32	18.5	6.2	128	62	13	35
DTL-2-240	32	21.5	6.2	128	62	13	35
DTL-2-300	34	24	7.0	140	72	17	36
DTL-2-400	42	27	7.5	165	85	17	40
DTL-2-500	42	30	7.5	165	85	17	40

Dimensions are rebuilt from the DOCEN PDF catalog for quick sourcing.

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DLTBimetal lugsCatalog page 11

DLT aluminium-copper connecting terminal

DLT 系列铝铜接线端子

Material: T2 copper + L3 aluminium
Range: 10-500 mm²
Models: DLT-10 to DLT-500

Application

Connection for wires in contribution equipment and power supply cables with electrical apparatus.

Technical details

Bimetal terminal using T2 copper tube and L3 aluminium friction-welding craft.
Catalog table includes D, d, L, L1, W, and S dimensions.
Suitable for aluminium-to-copper transition connection.

Specification table

Model & Spec	phi	D	d	L	L1	W	S
DLT-10	8.5	9	5.2	62	26	16	2.5
DLT-16	8.5	10	6.1	68	30	16	2.5
DLT-25	8.5	11	7.1	70	33	18	2.7
DLT-35	10.5	12	8.5	80	36	20.5	3.0
DLT-50	10.5	14	9.8	86	38	23	3.4
DLT-70	12.5	16	11.5	95	43	26	3.8
DLT-95	12.5	18	13.5	104	46	28	4.2
DLT-120	14.5	20	15	112	49	30	4.7
DLT-150	14.5	22	17	120	51	34	5.5
DLT-185	16.5	25	18.6	126	55	37	5.8
DLT-240	16.5	27	21.5	137	60	40	6.5
DLT-300	21	31	24	158	68	50	8.0
DLT-400	21	34	27	175	78	50	9.0
DLT-500	21	38	30	186	82	60	10.0

Dimensions are rebuilt from the DOCEN PDF catalog for quick sourcing.

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DTL double holeBimetal lugsCatalog page 12

DTL double-hole copper-aluminium terminal

DTL 系列双孔铜铝接线端子（堵油型）

Material: T2 copper + L3 aluminium
Range: 16-500 mm²
Models: DTL-16S to DTL-500S

Application

Double-hole bimetal terminal for transition connection between aluminium conductors and copper terminals.

Technical details

Double-hole mounting layout.
Catalog table includes D, d, L, L1, W, S, and C dimensions.
Designed for stable bolted connection.

Specification table

Model & Spec	D	d	L	L1	W	S	C
DTL-16S	11	6.1	95	30	20.5	2.5	53
DTL-25S	12	7.1	105	34	20.5	3.2	55
DTL-35S	14	8.5	115	39	23	3.6	60
DTL-50S	16	9.8	120	41	23	4.0	60
DTL-70S	18	11.5	130	47	28	4.6	62
DTL-95S	21	13.5	135	50	28	4.8	64
DTL-120S	23	15	145	53	34	5.3	67
DTL-150S	25	17	155	55	34	5.8	70
DTL-185S	27	18.6	170	57	40	6.5	80
DTL-240S	30	21.5	180	60	40	7.0	85
DTL-300S	34	24	195	66	50	8.0	95
DTL-400S	38	27	215	76	55	9.0	105
DTL-500S	45	30	230	85	55	9.5	105

Dimensions are rebuilt from the DOCEN PDF catalog for quick sourcing.

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