Pacific Scientific


Pacific Scientific

S34HNNA-RNNM-00 Image 1


The S34HNNA-RNNM-00 is a servo motor in the S Motor Series by Pacific Scientific. This powerful and customizable product has been implemented with integrated systems and modern technology for maximum efficiency. The motor provides a continuous torque at standstill of 6.6 Nm and a peak torque of 25.3 Nm. Other characteristics include a thermal resistance of 0.850C/A, a moment of inertia of 0.64kgm3/10-3, a maximum static friction of 0.19 Nm, and a viscous damping coefficient of 0.073Nm/kRPM, making it perfect for numerous applications. The body of the motor weighs 8.1 kgs and the thermal time constant is 30 minutes. The servo motor's winding data includes a torque constant of 1.7 Nm, a voltage constant of 1.07V/kRPM, an inductance of 14.7 mH, and a resistance of 4.4 Ohms. The current at peak torque is estimated to be 13.7 Amps with a continuous stall current of 3.9A. Depending on voltage levels, the rated torque and speed vary. At 240 VAC to 320 VDC, the rated torque and speed are 5.6 Nm and 1500 RPM, at 400 VAC to 560 VDC, they are 4.3 Nm and 3000 RPM, and at 480 VAC to 640 VDC, they are 3.9 Nm and 3600 RPM.

S34HNNA-RNNM-00 by Pacific Scientific is a Brushless Servo Motor in the S Series. The S34HNNA-RNNM-00 features a Frame Size/Stack Length of NEMA 34/4 Stack and a Holding Brake Option of No Brake. This Brushless Servo Motor also has a Size 21 Frameless Resolver for Primary Feedback and a Secondary Feedback of No Secondary. Additional specifications include a NEMA Frame for Shaft & Mounting and a Motor mounted MS Connector for Terminations.

Revision Part #:

Manufacturer Pacific Scientific
Product Type Motor
Model S34HNNA-RNNM-00
Continuous Torque at Standstill 6.6Nm
Peak Torque 25.3Nm
Thermal Resistance 0.85°C/A
Moment of Inertia 0.64kgm3/10-3
Maximum Static Friction 0.19Nm
Viscous Damping Coefficient 0.073Nm/kRPM
Weight 8.1kgs

Distribution Cache Shipping Info and Options

Shipping Carriers: Here at Distribution Cache we ship using UPS, FedEx, DHL, or TNT. In most cases we get very competitive rates based on our volume and will be happy quote shipping cost to your location upon request. We also know that many customers would prefer to ship collect on their own account numbers and welcome this option.

Shipping Blind: We recognize that many of our customers intend to re-sell the product to their end user. We respect our customer’s relationships with their clients and offer blind shipping as an option to ensure that the package arrives in the most clandestine way possible.

Shipping Process: We take pride in the way we package your order and spare no cost in making sure that it arrives safely at your facility. In the case of new parts, we are always sure to package the factory box inside another larger box for safe transit. For reconditioned parts we often use Distribution Cache customized packaging that is specially made to protect the products from the bumps and falls present during shipment.


Shipping Options:

Next Day Air Early AM - This service is the fastest overnight delivery option available. For most locations the package will be guaranteed by 8:30AM.

Next Day Air – This service guarantees delivery by 10:30AM and is the most frequently used option for overnight shipments.

Next Day Air Saver – This cost saving overnight alternative guarantees delivery by 3PM the next day.

2nd Day Air – For domestic shipments that would take 3-5 days if shipped via Ground, sometimes having the order in 2 days is a great way to go

Ground – Ground is the most inexpensive shipping option provided. Please ask if we are doing a “free domestic ground” shipping promotion on your order. We often provide free ground shipping on larger orders.


Emergency Courier – At times we can help work with a courier service to get the part to your facility during downtimes scenarios. We prefer that the customer sets up the courier but we can be there to make sure the product is handed off to the driver. Please give us a call to see if this is an option on your order.

Please Note: Products listed as “ships today” can ship same-day if an order is placed before 4PM. For larger drives and motors we ask that notification for same-day shipments be provided by 2PM at the latest. For any products listed as “ships in 3-5 days”, please give us a call to see if this can be expedited.