5

Product data sheet

Performance Curves

RUMC2AB1B7

RUM Universal Relays

Electrical Durability of Contacts

Durability (inductive load) = durability (resistive load) x reduction coefficient.

Resistive AC load

X

Switching capacity (kVA)

Y

Durability (Number of operating cycles)

A

RUMF•••••, RUMC2•••, RUMC3A•••

B

RUMC3G•••

Reduction coefficient for inductive AC load (depending on power factor cos ϕ)

Y

Reduction coefficient (A)

Maximum switching capacity on resistive DC load

X

Voltage DC

Y

Current DC

A

RUMF•••••, RUMC2•••, RUMC3A•••

B

RUMC3G•••