
Safety Switch 4P 125A (DMM-125/4/I5/P-R)
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Overview
Eaton Safety Switch 4P 125A (DMM-125/4/I5/P-R) is listed under Switchgear & Protection / Safety Switches. Sales unit: pcs; Eaton catalogue number: 172854; Depth: 280 mm; Height: 160 mm; Width: 200 mm; Weight: 2.45 kg.
Technical Specifications
- Manufacturer part number (MPN)
- DMM-125/4/I5/P-R
- EAN / GTIN
- 4015081694358
- Sales unit
- pcs
- Eaton catalogue number
- 172854
- Depth
- 280 mm
- Height
- 160 mm
- Width
- 200 mm
- Weight
- 2.45 kg
- Certifications
- IEC/EN 60204; IEC/EN 60947; VDE 0660; IEC/EN 60947-3; EAC; CE; Lloyds; RoHS; KEMA
- Actuator color
- Red
- Actuator type
- Short thumb-grip
- Ambient operating temperature - max
- 40 °C
- Ambient storage temperature - max
- 80 °C
- Ambient operating temperature - min
- -25 °C
- Ambient storage temperature - min
- -40 °C
- Number of auxiliary contacts (change-over contacts)
- 0
- Number of auxiliary contacts (normally closed contacts)
- 0
- Number of auxiliary contacts (normally open contacts)
- 0
- Equipment heat dissipation, current-dependent Pvid
- 4.9 W
- Heat dissipation per pole, current-dependent Pvid
- 4.5 W
- Rated operational current for specified heat dissipation (In)
- 125 A
- Rated breaking capacity at 400/415 V (cos phi to IEC 60947-3)
- 1000 A
- Rated breaking capacity at 500 V (cos phi to IEC 60947-3)
- 528 A
- Rated breaking capacity at 660/690 V (cos phi to IEC 60947-3)
- 336 A
- Rated insulation voltage (Ui)
- 1000 V
- Rated operational current (Ie) at AC-21, 400 V, 415 V
- 125 A
- Rated operational current (Ie) at AC-21, 500 V
- 125 A
- Rated operational current (Ie) at AC-21, 690 V
- 125 A
- Rated operational current (Ie) at AC-22, 380 V, 400 V, 415 V
- 125 A
- Rated operational current (Ie) at AC-22, 500 V
- 125 A
- Rated operational current (Ie) at AC-22, 690 V
- 125 A
- Rated operational current (Ie) at AC-23A, 400 V, 415 V
- 63 A
- Rated operational current (Ie) at AC-23A, 500 V
- 63 A
- Rated operational current (Ie) at AC-23A, 690 V
- 45 A
- Rated operational power at AC-23A, 400 V, 50 Hz
- 30 kW
- Rated operational power at AC-23A, 500 V, 50 Hz
- 45 kW
- Rated operational power at AC-23A, 690 V, 50 Hz
- 40 kW
- Rated operational voltage (Ue) at AC - max
- 690 V
- Rated uninterrupted current (Iu)
- 125 A
- Uninterrupted current
- Rated uninterrupted current Iu is specified for max. cross-section.
- Features
- Version as main switch; Version as maintenance-/service switch; Version as emergency stop installation
- Fitted with
- Red rotary handle and yellow locking ring
- Functions
- Interlockable; Emergency switching off function
- Locking facility
- Lockable in the 0 (Off) position
- Number of poles
- Four-pole
- Accessories
- Auxiliary contact fitted by user.
- Degree of protection
- NEMA 12
- Degree of protection (front side)
- IP65
- Lifespan, mechanical
- 10,000 Operations
- Mounting method
- Surface mounting
- Mounting position
- As required
- Overvoltage category
- III
- Pollution degree
- 3
- Product Category
- Main switch Switch-disconnector
- Rated impulse withstand voltage (Uimp)
- 6000 V
- Safety parameter (EN ISO 13849-1)
- B10d values as per EN ISO 13849-1, table C.1
- Suitable for
- Ground mounting
- Switching angle
- 90 °
- Breaking current
- 13.7 kA
- Light-through energy
- Max. 134 kA²s
- Rated conditional short-circuit current (Iq)
- 30 kA at 415 V; 50 kA
- Rated short-time withstand current (Icw)
- 2.5 kA; 2,5 kA, Contacts, 1 second
- Short-circuit protection rating
- 125, Fuse, Contacts
- Stripping length (main cable)
- 21 mm
- Terminal capacity
- 6 - 70 mm², flexible with ferrules to DIN 46228
- Tightening torque
- 7 Nm, Screw terminals
- Country of origin
- United Kingdom
Standards & Compliance
- HS Code
- 8536.50
Cross References
- EAN 4015081694358
- SAP 1000625819
- Code 8293042
Product Documentation
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Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy DMM-125/4/I5/P-R?
- DMM-125/4/I5/P-R can be ordered from cballast.com as a Eaton catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Eaton product?
- The manufacturer part number is DMM-125/4/I5/P-R.
- What is the HS code for DMM-125/4/I5/P-R?
- The customs tariff (HS) code for DMM-125/4/I5/P-R is 8536.50.
- Who manufactures DMM-125/4/I5/P-R?
- DMM-125/4/I5/P-R is a Eaton product in the Switchgear & Protection range.
- Is a datasheet available for DMM-125/4/I5/P-R?
- Yes — the DMM-125/4/I5/P-R datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for DMM-125/4/I5/P-R?
- The minimum order quantity is 1.
- Is DMM-125/4/I5/P-R available?
- Yes — DMM-125/4/I5/P-R is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
