Mercedes-Benz unveils EQS SUV – Inexperienced Automotive Congress


Mercedes-Benz has unveiled the EQS SUV—the third mannequin after the
EQS and EQE sedans primarily based on this structure developed for electrical automobiles. The electrical SUV affords loads of house, consolation and connectivity for as much as seven passengers; with its electrical motors, responsive 4MATIC all-wheel drive and an clever OFFROAD driving mode, the EQS SUV can be able to tackling mild terrain.


The brand new EQS SUV shares the lengthy wheelbase (3210 millimeters) with the Sedan, however is greater than 20 centimeters greater. The scale intimately: 5125/1959/1718 millimeters (size/width/top). The inside dimensions profit from these beneficiant SUV dimensions and from the benefits of the aim design tailor-made to the electrical platform. The second row of seats may be electrically adjusted as commonplace. As much as 4 golf luggage match within the trunk. A 3rd row of seats with two extra particular person seats and in depth consolation options for all passengers is obtainable as an possibility.

With a variety of greater than 600 kilometers (in line with WLTP) and an output of as much as 536 hp, the EQS SUV meets the necessities of a luxurious SUV by way of the drive system. All EQS SUVs have an electrical drive prepare (eATS) on the rear axle, and the variations with 4MATIC even have an eATS on the entrance axle. Within the 4MATIC fashions, the Torque Shift perform ensures clever, constantly variable distribution of drive torque between the rear and entrance electrical motors.

The modular drive idea permits a variety of most complete drive outputs from 355 to 536 hp. Relying on the car tools and configuration, WLTP ranges of greater than 600 kilometers are potential.

The electrical motors on the entrance and rear axles are completely excited synchronous motors (PSM). On a PSM, the rotor of the AC motor is fitted with everlasting magnets and subsequently doesn’t should be provided with energy. The magnets—and thus the rotor—comply with the rotating alternating present subject within the stator windings.

Within the EQS SUV, Mercedes-Benz makes use of a pull-in winding for a very sturdy magnetic subject. The motor is known as synchronous as a result of the rotor turns on the similar price because the magnetic subject of the stator. The frequency is adjusted within the energy electronics inverters to the velocity necessities of the motive force.

Some great benefits of this design embody excessive energy density, excessive effectivity and excessive energy fidelity. The motor on the rear axle is especially highly effective attributable to its six-phase design: it has two windings with three phases every.

Cooling: refined thermal idea for prime load capability. Persistently excessive efficiency with a number of accelerations with out a drop in energy characterize the drive philosophy of the EQS SUV. This features a refined thermal idea with some novel options. A rotor cooling system within the shaft of the rotor cools it from the within. Different cooling parts within the cooling circuit are fins on the stator, a needle-shaped pin-fin construction on the inverter and a transmission oil warmth exchanger. This moreover brings extra effectivity throughout chilly driving, because it contributes to the heating of the transmission oil in the beginning of the drive and thus reduces friction within the transmission.

Clever vitality restoration: One-pedal driving to a standstill. The EQS SUV affords a number of variants of vitality restoration by way of regeneration. The motive force can manually choose the deceleration in three ranges D+ (crusing), D (commonplace regeneration), D- (sturdy regeneration) by way of paddle shifters behind the steering wheel.

On high of this there’s DAuto: In regeneration degree DAuto, the ECO Assistant affords situation-adapted regeneration—it operates in gliding mode or decelerates in such a method that the underside line is essentially the most environment friendly and comfy driving fashion potential. The motive force is proven within the instrument cluster and, if relevant, on the head-up show when it’s advisable to take the foot off the accelerator pedal attributable to an upcoming occasion. If the indication is adopted, the car is decelerated with the best potential vitality restoration price till it involves a standstill if there’s one other car forward, for instance. The motive force doesn’t must press the brake pedal for this – actually one-pedal driving. As much as 5 m/s² deceleration may be achieved, 3 m/s² of which is because of vitality restoration.

4MATIC fashions: constantly variable distribution of the drive torques. The Torque Shift perform ensures a constantly variable torque distribution between the 2 electrical motors of the 4MATIC variants as wanted and with optimized effectivity. Relying on the necessities, the torque distribution is regulated:

  • Power effectivity: When driving at a continuing velocity, an optimization course of determines essentially the most environment friendly all-wheel-drive distribution in every case. The calculation takes under consideration {that a} everlasting magnet synchronous machine may be switched off fully below sure situations, which reduces the bottom load.

  • Power restoration energy: Deceleration with the best potential vitality restoration price with out overtaxing the grip of the wheels and thus endangering driving stability requires an tailored torque distribution. The vitality restoration energy of the variations with all-wheel drive is as much as 290 kW. A excessive vitality restoration price will increase the vary.

  • Traction/acceleration: Right here, the working technique distributes the drive torques simply as ideally between the 2 axles. When cornering, the working technique permits secure and impartial dealing with.

  • Snow and ice: For max traction and driving stability on snow and ice, the working technique is ready to detect spinning wheels and adjusts the torque distribution accordingly. Since each motors are managed independently of one another, torque can nonetheless be supplied to the opposite axle even when traction is misplaced on one axle.

  • Off-road: Within the OFFROAD driving mode, the all-wheel-drive distribution is optimized for unpaved roads, inclines and terrain.

The battery. The EQS SUV has a lithium-ion battery with 12 cell modules and hardcase cells. With the capability of 107.8 kWh, ample vitality for ranges of greater than 600 kilometers (373 miles) in line with WLTP may be achieved.

Battery growth is a decisive consider Mercedes-Benz’s electrification technique. The EQS Sedan marks the launch of a brand new era of batteries with considerably greater vitality density. The brand new batteries set requirements by way of efficiency, effectivity and charging capability.

Additionally they meet the excessive Mercedes necessities by way of security, sturdiness and sustainability. Mercedes-Benz points a battery certificates for its high-voltage batteries, and thus a efficiency assure to clients: A time period of 10 years or 155,000 miles with a remaining capability of 70%.

The extremely environment friendly batteries had been developed totally in-house by the workforce of specialists on the Mercedes-Benz Battery Heart of Competence. The software program for the clever administration system was additionally developed and programmed in-house.

The optimized energetic materials consists of nickel, cobalt and manganese in a ratio of 8:1:1. This has decreased the cobalt content material to lower than ten %. The continual optimization of the recyclability is a part of Mercedes-Benz’s holistic battery technique. The intention is to have the ability to dispense totally with supplies resembling cobalt by means of using progressive post-lithium-ion applied sciences.

The battery is built-in into the clever thermal administration of the EQS SUV. If the clever navigation with Electrical Intelligence is activated, the battery is preheated or cooled as wanted whereas driving to succeed in the optimum temperature for environment friendly charging on the charging level. The specified temperature vary of the battery is achieved with the help of the cooling circuit and a PTC (Optimistic Temperature Coefficient) booster heater built-in into it.

The battery sits in a crash-protected space within the underbody, embedded within the physique shell construction together with an extruded aluminum profile on the aspect. In extrusion, a heated block of steel is compelled by means of dies and reworked right into a steady profile, which is then lower to suit. On this method, extremely advanced profiles may be produced which can be exactly tailor-made to the necessities.

The housing with vitality absorbing buildings on the entrance and aspect in addition to a inflexible, double-walled base plate present extra safety for the modules. The take a look at standards embody, amongst different issues, the battery conduct below influence load and within the occasion of overseas object penetration. Overheating and overcharging had been additionally simulated and examined.

As well as, there’s a separate, multi-level security system for on a regular basis operation. This consists of, for instance, temperature, voltage or insulation monitoring as a constantly monitoring security system. If a fault happens, the battery is switched off.

Manufacturing: battery methods from Bibb County. On 15 March 2022, Mercedes-Benz opened a state-of-the-art battery plant in Bibb County, not removed from the Mercedes-Benz plant in Tuscaloosa, Alabama. The manufacturing of the high-performance lithium-ion batteries for the EQS SUV and the EQE SUV is carbon-neutral. The vitality storage models are assembled into an entire system on an roughly 984 yard lengthy manufacturing line with greater than 70 workstations. The person elements are assembled in a completely digitized manufacturing course of, together with as much as twelve cell modules and the EE compartment for the clever integration of the ability electronics. Mercedes-Benz is creating round 600 new jobs in Bibb County.

With the brand new plant, Bibb County will turn out to be a part of the worldwide Mercedes-Benz battery manufacturing community, which incorporates factories on three continents. These embody the areas in Kamenz and Stuttgart (Germany), Beijing (China), Bangkok (Thailand) and Jawor (Poland). The person factories provide the respective native car manufacturing and are additionally prepared for export if required.

Mercedes-Benz is investing greater than €1 billion within the enlargement of its international battery manufacturing community. To localize key suppliers, Mercedes-Benz is partnering with Envision AESC. Envision AESC will provide the Mercedes-Benz battery manufacturing unit in Bibb County with high-performance battery modules from a brand new plant within the US. Deliveries are scheduled to start in the course of the last decade.

Chassis. The chassis of the brand new EQS SUV has a four-link axle on the entrance and an impartial multi-link suspension on the rear. The AIRMATIC air suspension with constantly adjustable damping ADS+ is commonplace tools. The car degree may be raised by a number of centimeters.

Along with the DYNAMIC SELECT modes ECO, COMFORT, SPORT and INDIVIDUAL, the 4MATIC variations characteristic OFFROAD, an additional mode for off-road driving. Moreover, rear-axle steering with a steering angle of as much as 4.5 levels is commonplace. It offers loads of manoeuvrability within the metropolis and agility over land. Optionally and in addition by way of an OTA replace, a model with as much as 10 levels steering angle is obtainable.

The rules of Integral Security, particularly accident security, apply whatever the platform. Like all different Mercedes-Benz fashions, the EQS SUV subsequently has a inflexible passenger cell, particular deformation zones and trendy restraint methods. The European model of the EQS SUV is the primary Mercedes-Benz mannequin to have the ability to detect whether or not rear seats are literally occupied. If a passenger within the rear isn’t carrying a seat belt, the motive force receives a particular warning.

One other new characteristic at Mercedes-Benz is what is called the occupant presence reminder. This technique can point out kids who might have been ignored within the rear of the car. In automobiles for Europe, Australia and New Zealand, the reminder is on board as commonplace.

Navigation with Electrical Intelligence plans the quickest and most handy route, together with charging stops, primarily based on quite a few components and reacts dynamically to visitors jams or a change in driving fashion, for instance. This features a visualization within the MBUX infotainment system as as to if the state of cost of the battery is ample to return to the start line with out charging. Charging stations alongside the route which have been added manually are given desire within the route calculation. Proposed charging stations may be excluded. The estimated charging prices per charging cease are calculated.

With ENERGIZING AIR CONTROL Plus, Mercedes-Benz thinks holistically about air high quality within the EQS SUV. The system is predicated on filtration, sensors, a show idea and air-con. The HEPA (Excessive-Effectivity Particulate Air) filter has a really excessive filtration degree to entice wonderful particles, microparticles, pollen and different substances getting into with the skin air.
With clever software program, MBUX absolutely adapts to its customers and offers them with personalised ideas for quite a few infotainment, consolation and car capabilities. With what is called the zero layer, an important purposes are all the time provided on the topmost degree throughout the sight view, in line with scenario and context.


The spotlight of the inside is the MBUX Hyperscreen (particular tools). This massive, curved display unit spans nearly from A-pillar to A-pillar. Three screens sit below a standard cowl glass and merge visually. The 12.3-inch OLED show for the entrance passenger offers them their very own show and management space.

In Europe, and in a rising variety of international locations, the entrance seat passenger can be capable of watch dynamic content material whereas the car is on the transfer. It is because Mercedes-EQ is ready to depend on an clever, camera-based blocking logic: If the digital camera detects that the motive force is wanting on the passenger show, the system robotically dims the dynamic content material.


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