GenCore Power Protection Insights

Blog

Cummins vs Perkins Generator: when the load doubles

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Perkins generator — You sized a generator for a 250 kW load. Then the plant adds another 250 kW line. The old unit either carries the double — or it drops. [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

Picking the 800 kW Set for a Broadcast Centre: A Cummins QSK vs Perkins 4000 Decision Path

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Perkins generator — A national broadcast playout facility cannot go dark for even one frame. Here is the order in which the mechanisms decide — at the ~800 kW band where Cummins QSK and Perkins 4000 genuinely overlap — and the… [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

Cummins vs Perkins Generator: the Noisy Feed That Doubles Your TCO

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Perkins generator — If you think a noisy generator feed is just an annoyance — something you can bury under a concrete pad or hope the neighbours don’t call the council — you’re already on the wrong side of the real cost. [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

Three Cases at 2 MW: Cummins QSK60 vs Caterpillar 3516 on a Utility Peaking Bus

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Caterpillar generator — A municipal utility builds a peaking and grid-support array around 2 MW per engine. Cummins QSK60 (2000 kW standby) and Caterpillar 3516 (1450–2500 kW) both land here. [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

How Big Is the Difference, Really? Cummins QSK vs KOHLER-SDMO D440 at a Wastewater Works

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Kohler-SDMO generator — A wastewater treatment works runs blowers, screw pumps and a SCADA room that cannot be allowed to flood when the grid drops. [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

Four Beliefs That Mis-Size a Hospital Standby Set: Cummins QSK vs KOHLER-SDMO D830 at 750 kW

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Kohler-SDMO generator — A 600-bed hospital needs a standby plant that can hold the essential-systems bus through a utility outage and a generator that the estates team can actually live with for twenty years. [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

“But the spec sheet says 275 kVA” — the one number that predicts which generator fails first

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Kohler-SDMO generator — Every buyer compares kW and kVA. That’s table stakes. The real split — the spec that actually decides whether your generator meets load or drops you into a blackout — is transient response, specifically ISO… [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

“Cummins vs Perkins: the spec that actually fails first” — one number decides

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Perkins generator — Popular myth: “A generator’s kVA rating is the primary reliability figure — if the kVA fits, the set works.” Checked: The spec that fails first in a diesel standby set is almost never full-load kVA; it’s the… [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

“The Cat will never quit on you” — but which spec actually crosses the line first?

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Caterpillar generator — Every site superintendent I’ve met has a story about a generator that “just wouldn’t die” — and nine times out of ten it’s a Caterpillar diesel. [...]

Continue Reading →

Posted in Blog

Leave a comment

Blog

One Question Decides the 1000 kW Set: Cummins QSK vs Caterpillar C32 for a Container Terminal

Posted on Wednesday 17th of June 2026 by Jane Smith

Cummins vs Caterpillar generator — A container terminal's reefer yard and ship-to-shore crane backup land in the ~1000 kW band — where the Cummins QSK family meets the Caterpillar C32 (830–1000 kW). [...]

Continue Reading →

Posted in Blog

Leave a comment