Electrical Data
	Power	Signal
Rated Current	10A/15A/20A/ring	5A/ring
Rated Voltage	0~380VAC/VDC	0~240VAC/VDC
Insulation Resistance	≥1000MΩ/500VDC	≥500MΩ/500VDC
Dielectric Strength	1000VAC@50Hz,60s	500VAC@50Hz,60s
Wire Size	Sliver plated Teflon AWG16 (10A) Sliver plated Teflon AWG14(15A/20A)	Sliver plated Teflon AWG22(5A)
Mechanical Data
Wire Length	Standard 500mm (adjustable)
Dynamic Resistance	＜0.01Ω
Max. Speed	0-250 rpm
Working Temperature	-20℃~+80℃
Working Humidity	0-85% RH
Structure Material	Engineering plastic
Contact material	Precious metal/silver plated/gold plated
Operating Torque	0.1N·m for 6 rings, 0.03 N·m increased for every 6 rings added
Protection level	IP51

  Model list

Model	Power 10A~20A	Signal5A	L(mm)	Model	Power 10A~20A	Signal 5A	L(mm)
BST300490-6P	6	–	181	BST300490-24P/24S	24	24	451
BST300490-12S	–	12	181	BST300490-18P/36S	18	36	451
BST300490-12P	12	–	235	BST300490-12P/48S	12	48	451
BST300490-6P/12S	6	12	235	BST300490-6P/60S	6	60	451
BST300490-24S	–	24	235	BST300490-72S	–	72	451
BST300490-18P	18	–	289	BST300490-42P	42	–	505
BST300490-12P/12S	12	12	289	BST300490-36P/12S	36	12	505
BST300490-6P/24S	6	24	289	BST300490-30P/24S	30	24	505
BST300490-36S	–	36	289	BST300490-24P/36S	24	36	505
BST300490-24P	24	–	343	BST300490-18P/48S	18	48	505
BST300490-18P/12S	18	12	343	BST300490-12P/60S	12	60	505
BST300490-12P/24S	12	24	343	BST300490-6P/72S	6	72	505
BST300490-6P/36S	6	36	343	BST300490-84S	–	84	505
BST300490-48S	–	48	343	BST300490-48P	48	–	559
BST300490-30P	30	–	397	BST300490-42P/12S	42	12	559
BST300490-24P/12S	24	12	397	BST300490-36P/24S	36	24	559
BST300490-18P/24S	18	24	397	BST300490-30P/36S	30	36	559
BST300490-12P/36S	12	36	397	BST300490-24P/48S	24	48	559
BST300490-6P/48S	6	48	397	BST300490-18P/60S	18	60	559
BST300490-60S	–	60	397	BST300490-12P/72S	12	72	559
BST300490-36P	36	–	451	BST300490-6P/84S	6	84	559
BST300490-30P/12S	30	12	451	BST300490-96S	–	96	559

  BST300490 The through bore slip ring provides an economic readily available solution when a compact through hole configuration is required to be easily mounted on the shaft mechanics. Model BST300490 provides 300mm through hole with OD 490 mm, suitable for rotating application which requires a through hole ≤300mm, color coded wires on both stator and rotor side, this model supports 1-96 rings,it can transmit power ring 10A~20A/ring and signal 5A/ring.

• Number of rings, support up to 300 rings
• Optional for flange mounting
• Position of wire outlet, wire length
• ID, OD, Height can be customized if structure limitation
• Aviation plug, terminal and heat-shrink tube are optional.
• High temperature can up to 500 degrees.
• High pressure can up to 110KV
• Rotating speed can up to 15,000RPM
• High current up to 5000 amperes.
• Protection level (dust and water)
• Optional for housing or structure material
• Support mixed high speed data transmission(including Ethernet, USB, Profibus, Ethercat, CANOPEN,CANBUS, RS232, RS485, etc.)
• RF/FORJ/Hybrid Pneumatic rotary union/hydraulic rotary union and electric slip ring can be mixed.

• Cable reels
• Packaging
• Rotary table
• Wind turbine
• Machine tools
• Capping machines
• Labeling machines
• Automatic machines
• Converting machines
• Exhibit / display equipment
• Medical,Pharmaceutical equipment
• Robotics, rotary sensors, urgent illumination equipment

Rigns#	1	2	3	4	5	6	7	8	9	10	11	12
Color	RED	YEL	BLK	BLU	GRN	WHT	PUP	GRY	BRN	ORN	DBLU	KHK

Note: 12 wires for 1 group color, from 13-24, repeat the same color as 1 to 12, or indicated by number code