Dynamic Sealing Technologies Inc. - Rotating Unions Dynamic Sealing Techologies Inc. Dynamic Sealing Technologies
13829 Jay Street NW
Andover, MN 55304
PH: 763.786.3758
FAX: 763.786.9674
TOLL-FREE: 866.700.DSTI (3784)

RotaRing™ Slip Ring Information

DSTI's exclusive RotaRing™ assembly provides versatility and value for today's complex equipment requirements.

The RotaRing™ consists of a DSTI rotary union assembly that includes an integrated electrical slip ring. DSTI offers a number of standard slip ring options which are useful for power, signal and data transfer. In addition to the standard slip rings listed below, DSTI can also supply RotaRing™ assemblies with custom slip rings ranging from high to low current designs with ultra low electrical noise.

For applications where the RotaRing™ will be used in demanding or wet environments, many assemblies are available with sealed protective covers. These covers can also include IP67 rated pin style connectors if needed; please contact your DSTI sales representative to discuss the specifics of your application.

Electrical Slip ring Features

• High quality gold on gold contacts
• Low electrical noise
• Compact size
• Transfers analog and digital signals
• Compatible with data bus protocols
• Standard designs with up to 56-circuits
• Custom designs with 100+ circuits

Standard slip ring options are listed below. Other slip ring configurations are available. Please contact DSTI to discuss your specific slip ring requirements.

Available Slip Ring Configurations

Slip ring part#
(add to end of
union P/N)
ES6A ES12A ES12 ES18 ES24 ES36 ES56 ESM312 ESM36 ESM428 ESM420 ESM448 ESM440 EST6 EST12 EST18 EST24
# of circuits 6 12 12 18 24 36 56 15 9 32 24 52 44 6 12 18 24
Max. Amps
Per Circuit
2 2 2 2 2 2 2 (3x) 5A
(12x) 2A
(3x) 10A
(6x) 2A
(4x) 5A
(28x) 2A
(4x) 10A
(20x) 2A
(4x) 5A
(48x) 2A
(4x) 10A
(40x) 2A
10 10 10 10
Max. Volts
Per Circuit
120 120 210 210 210 210 210 210 210 210 210 210 210 210 600 600 600
Lead wire
length
24” 24” 43” 48” 48” 36” 36” 36” 36” 36” 36” 36” 36” 24” 24” 24” 24”
GP Series X X X X X X X X X A A A A A A A A
SE Series X X A A A A A A A A A A A        
LT Series X X X X X X X X X X X X X        
X = Standard option for this P/N A = Available with slight modifications to union assembly